Welcome to Demon School! Iruma-kun: Season 2, Episode 21 - The One Who Rules Over the Netherworld (2021)

The episode begins with Iruma Suzuki and his friends, Clara and Azz, in the midst of the annual Netherworld Festival. The atmosphere is vibrant and filled with excitement as various demon students showcase their talents and abilities. Iruma, who is still adjusting to his life in the demon world, feels a mix of anxiety and anticipation about the events to come. He is particularly concerned about the upcoming competition that will determine the strongest student in the school.

As the festival progresses, the focus shifts to the main event: the competition for the title of "Ruler of the Netherworld." The students are buzzing with energy, and the stakes are high. Iruma's friends encourage him to participate, but he hesitates, feeling unworthy of such a title. Clara, with her usual enthusiasm, insists that he has the potential to win, and Azz supports her, reminding Iruma of his growth and strength since arriving at the school.

The competition begins, and the first challenge is a test of strength. The students are pitted against each other in a series of battles. Iruma watches as his classmates display their abilities, some showcasing impressive magical powers while others rely on brute strength. The atmosphere is tense, and the audience is captivated by the fierce competition. Iruma's internal struggle continues as he grapples with his self-doubt, questioning whether he can truly compete with the other demons.

As the battles unfold, Iruma's turn finally arrives. He faces off against a formidable opponent, a demon known for his overwhelming power. The fight is intense, with both combatants exchanging blows and using their abilities to gain the upper hand. Iruma, initially overwhelmed, taps into his determination and recalls the support of his friends. He manages to outsmart his opponent, using strategy rather than sheer strength, and ultimately wins the match. The crowd erupts in cheers, and Iruma feels a surge of confidence.

Following the first round, the competition continues with various challenges, including tests of intelligence and teamwork. Iruma and his friends work together, showcasing their unique skills and supporting one another. Their bond strengthens as they face each challenge, and Iruma begins to realize the importance of friendship and collaboration in overcoming obstacles.

As the competition nears its climax, a shocking twist occurs. A powerful demon, who has been watching the events unfold, decides to intervene. This demon, known for his ruthless nature, challenges the rules of the competition and declares that he will take control of the Netherworld for himself. The atmosphere shifts dramatically as fear spreads among the students and spectators. Iruma and his friends are faced with a new threat that could jeopardize everything they have worked for.

In response to this new danger, Iruma steps up, determined to protect his friends and the school. He rallies his classmates, urging them to stand together against the powerful demon. The students, inspired by Iruma's courage, unite to confront the threat. A fierce battle ensues, with Iruma leading the charge. The fight is chaotic, filled with magical attacks and strategic maneuvers as the students work together to fend off the demon's advances.

During the battle, Iruma faces the powerful demon directly. The confrontation is intense, with both sides showcasing their abilities. Iruma draws on his experiences and the support of his friends, channeling his inner strength. The fight reaches a critical moment when Iruma, fueled by his determination to protect his friends and the Netherworld, unleashes a powerful attack that surprises the demon.

In a climactic showdown, Iruma's strategy and teamwork prove effective, and they manage to defeat the powerful demon. The victory is hard-won, and the students celebrate their triumph, but the experience leaves them with a deeper understanding of their own strengths and the importance of unity. Iruma, in particular, feels a profound sense of growth and belonging, realizing that he has truly become a part of this world.

As the episode concludes, the aftermath of the competition and the battle is explored. The students reflect on their experiences, and Iruma is celebrated as a hero among his peers. The bonds of friendship are stronger than ever, and Iruma looks forward to the future, ready to face whatever challenges may come next in the Netherworld.

In the ending of "Welcome to Demon School! Iruma-kun," Season 2, Episode 21, titled "The One Who Rules Over the Netherworld," Iruma and his friends face the final confrontation against the powerful demon, the Demon King. The episode culminates in a dramatic showdown where Iruma's courage and the bonds he has formed with his friends are put to the ultimate test. The episode concludes with a sense of unity and hope, as Iruma and his friends emerge victorious, solidifying their roles in the Netherworld.

As the episode begins, the atmosphere is tense, filled with anticipation as Iruma and his classmates prepare for the final battle against the Demon King. The scene opens with Iruma standing at the forefront, his heart racing but his resolve unwavering. He reflects on the friendships he has forged during his time in the Netherworld, drawing strength from the support of his classmates, including Clara and Azz, who stand beside him, ready to face the impending danger.

The camera shifts to the Demon King, a towering figure radiating an aura of power and malice. His presence looms over the battlefield, instilling fear in the hearts of many. However, Iruma's determination shines through as he recalls the lessons he has learned about friendship, bravery, and the importance of standing together. The stakes are high, and the weight of the Netherworld rests on their shoulders.

As the battle commences, the scene is filled with dynamic action sequences. Iruma and his friends unleash their unique abilities, showcasing their growth and development throughout the series. Clara's playful yet fierce spirit adds a lighthearted touch amidst the chaos, while Azz's strategic mind proves invaluable in navigating the complexities of the fight. Each character's strengths come to the forefront, highlighting their individual contributions to the team.

The conflict escalates as the Demon King retaliates with overwhelming force, pushing Iruma and his friends to their limits. In a pivotal moment, Iruma taps into his inner strength, channeling the support of his friends and the lessons he has learned. He confronts the Demon King with unwavering courage, embodying the spirit of a true leader. The emotional weight of the moment is palpable, as Iruma's determination resonates with his classmates, inspiring them to fight alongside him.

As the battle reaches its climax, the scene shifts to a breathtaking display of power and unity. Iruma and his friends combine their abilities in a spectacular attack, symbolizing their unbreakable bond. The Demon King, caught off guard by their teamwork, falters, and in a final, desperate move, Iruma delivers a decisive blow that ultimately leads to their victory.

With the Demon King defeated, the atmosphere shifts from tension to relief. Iruma and his friends stand together, breathless but triumphant, their faces reflecting a mix of exhaustion and exhilaration. They share a moment of camaraderie, celebrating their hard-fought victory and the strength of their friendship. Each character experiences a sense of fulfillment, having faced their fears and emerged stronger together.

As the episode draws to a close, Iruma reflects on the journey he has taken in the Netherworld. He acknowledges the challenges they faced and the bonds they forged, realizing that their experiences have shaped them into who they are. The final scene captures the essence of their friendship, as they walk away from the battlefield, united and ready to face whatever challenges lie ahead.

In summary, the episode concludes with Iruma and his friends solidifying their roles as protectors of the Netherworld, having faced the ultimate test of their strength and unity. Each character, including Iruma, Clara, and Azz, emerges from the battle with a renewed sense of purpose, ready to embrace their future adventures together.

In "Welcome to Demon School! Iruma-kun," Season 2, Episode 21 titled "The One Who Rules Over the Netherworld," there is indeed a post-credit scene.

As the episode concludes, the scene shifts to a light-hearted moment featuring Iruma and his friends. They are gathered in a casual setting, enjoying a meal together. The atmosphere is filled with laughter and camaraderie, showcasing the strong bonds they have formed throughout their adventures.

During this scene, Iruma is seen trying to impress his friends with a new dish he has prepared, but his nervousness leads to a comedic mishap. The food ends up being a bit too spicy, causing a humorous reaction from his friends, particularly from Clara, who is both amused and slightly overwhelmed by the heat.

This light-hearted moment serves to reinforce the themes of friendship and the everyday challenges the characters face, contrasting with the more serious events of the main episode. It leaves viewers with a warm feeling, highlighting the joy and support that exists within their group, even amidst the chaos of their lives in the Netherworld.

In episode 21, Iruma's role becomes increasingly pivotal as he navigates the complexities of the Netherworld's power dynamics. His unique position as a human in a demon school allows him to bridge gaps between different factions, showcasing his growth and adaptability. Iruma's internal struggle with his identity and the expectations placed upon him heightens the emotional stakes, as he grapples with the responsibilities that come with being a potential leader.

Kalego's character serves as a mentor and a source of tension in episode 21. His strict demeanor and high expectations for Iruma push the protagonist to confront his fears and insecurities. Kalego's own motivations are revealed as he seeks to protect Iruma while also preparing him for the harsh realities of the Netherworld. This duality creates a complex relationship that adds depth to the narrative.

In this episode, Iruma faces significant challenges from various demon factions who are wary of his human nature. The tension escalates as some demons view him as a threat to their status quo, leading to confrontations that test Iruma's resolve. His ability to remain calm and diplomatic under pressure highlights his growth and the friendships he has forged, which ultimately aid him in overcoming these obstacles.

Episode 21 delves into the theme of leadership as Iruma is thrust into situations where he must make decisions that affect not only himself but also his friends and allies. His compassionate approach contrasts with the more ruthless tactics of other demons, showcasing his innate ability to inspire loyalty and trust. This exploration of leadership is underscored by Iruma's internal conflict about whether he is truly fit to lead, adding emotional depth to his character arc.

Iruma's friends play a crucial role in episode 21, providing support and encouragement as he faces the challenges of the Netherworld. Their unwavering loyalty and belief in him bolster his confidence, allowing him to confront adversaries more effectively. The camaraderie among the group highlights the importance of friendship in overcoming obstacles, and their individual strengths complement Iruma's journey, showcasing the power of teamwork in a world filled with danger.

"Welcome to Demon School! Iruma-kun" is generally considered family-friendly, but there are a few elements in Season 2, Episode 21, "The One Who Rules Over the Netherworld," that may be potentially objectionable or upsetting for children or sensitive viewers:

1. Dark Themes: The episode explores themes of power, control, and the struggles of ruling, which may be intense for younger viewers.

2. Mild Violence: There are scenes that depict confrontations and battles, which may include some action violence, though it is presented in a comedic and fantastical context.

3. Emotional Struggles: Characters experience feelings of fear, anxiety, and pressure related to their roles and responsibilities, which could resonate with sensitive viewers.

4. Supernatural Elements: The presence of demons and other supernatural beings may be unsettling for some children, depending on their sensitivity to such themes.

Overall, while the show maintains a lighthearted tone, these aspects may require parental guidance for younger audiences.