The episode opens with a scene at Onigashima where a storyteller narrates the tale of the Azakaya Nine to a group of children, setting a reflective tone on the recent events. The story begins with the evening of the Fire Festival, then quickly shifts to Momonosuke, who is seen rushing toward Tokage Port with Kin'emon and Yamato on his back. Yamato announces that she will not be joining the Straw Hats on their journey, explaining that since Oden once traveled the country on foot, they too will follow that path to learn more about the world and eventually sail the seas. She reveals that she has already informed Luffy and the others of her decision, which deeply frustrates Momonosuke.

Momonosuke confronts Luffy about not properly saying goodbye, revealing his inner turmoil and feelings of humiliation despite his outward composure as a leader. This prompts a series of flashbacks showing Momonosuke's growth and struggles, including his initial humiliation by Kaido, his first meeting with Luffy, and their various interactions during the Wano arc. He reflects on how he and Kin'emon have gathered powerful allies who have defeated both Kaido and Big Mom, with their death cries splitting the sky as the three pirate crews fall into the sea.

The storyteller continues, recounting the demise of Orochi. As Orochi attempts to attack Princess Hiyori, Denjiro, Oden's loyal vassal, intervenes and decisively beheads Orochi, ending his reign of terror. The skies clear as the dark clouds that had covered Wano for 20 years begin to dissipate. However, Orochi's final words curse the country, warning that the hatred of the Kurozumi clan will plague Wano until the bitter end. Princess Hiyori, however, stands resolute, showing no fear despite the curse.

Meanwhile, Luffy orders Jinbe to let him take the ship, despite his crew's warnings not to do anything reckless. The three ships carrying the Straw Hats and their allies fall over Wano's waterfalls, a risky maneuver that Luffy, Law, and Kid realize might have been a mistake. The narrator comments on the strength of the criminals allied with Momonosuke and Kin'emon, emphasizing their formidable power that even Kaido and Big Mom could not withstand.

Back at the Flower Capital auditorium, the teacher continues the story, highlighting the final moments of the battle and the fall of Onigashima. The narrative underscores the end of the Wano Country arc, marking the conclusion of the samurai's struggle against the monstrous pirates and the beginning of a new era for Wano.

The episode closes with a touching farewell between the Straw Hats and Momonosuke and Kin'emon as the crew prepares to leave Wano behind. Luffy calls Momonosuke his little brother and offers him his flag, symbolically declaring Wano as Luffy's territory. This signifies that anyone who threatens Wano will face the wrath of the Straw Hat Pirates, now recognized as one of the Yonko crews. Yamato's decision to stay behind and travel the country on foot is reaffirmed, and the episode ends with a final image of the samurai, symbolizing the enduring spirit of Wano.

In the ending of "One Piece" Season 21, Episode 1057 titled "For Luffy - Sanji and Zoro's Oath," the Straw Hat Pirates reaffirm their loyalty to Luffy as they prepare for the final battle against Kaido. Sanji and Zoro make a solemn vow to protect their captain, showcasing their unwavering commitment to each other and their shared dream. The episode culminates in a powerful moment of unity among the crew, setting the stage for the climactic confrontation ahead.

As the episode begins, the atmosphere is charged with tension. The scene opens with Zoro and Sanji standing on a cliff overlooking the battlefield, their expressions a mix of determination and resolve. The weight of their mission hangs heavily on their shoulders, but they are united in their purpose. Zoro, with his sword at his side, reflects on the journey they have taken together, while Sanji, with a fierce glint in his eye, emphasizes the importance of their bond as crewmates.

The camera shifts to the battlefield below, where chaos reigns as the forces of Wano clash with Kaido's army. The sounds of clashing steel and cries of battle fill the air, creating a vivid backdrop to the emotional stakes at play. Zoro and Sanji exchange a few words, their camaraderie evident as they recall past battles and the sacrifices they have made for Luffy. This moment serves to deepen their character development, highlighting their growth from rivals to brothers-in-arms.

As they prepare to descend into the fray, Zoro and Sanji make a pact, a promise to protect Luffy at all costs. Their oath is not just a declaration of loyalty; it is a testament to their growth as individuals and as a crew. The scene is imbued with a sense of gravity, as both characters understand the risks they face. The camera captures their expressions, filled with a mix of fear and fierce determination, underscoring the emotional weight of their commitment.

The episode then transitions to Luffy, who is engaged in his own battle against Kaido. The animation intensifies, showcasing Luffy's relentless spirit and the stakes of the fight. As Zoro and Sanji charge into battle, the scene cuts back and forth between their fight and Luffy's struggle, emphasizing the interconnectedness of their fates. Each character's resolve is mirrored in the other's actions, creating a powerful narrative thread that binds them together.

In the final moments of the episode, the camera zooms in on Zoro and Sanji as they unleash their respective attacks against Kaido's forces. The energy of their combined efforts is palpable, and the scene is filled with dynamic action sequences that highlight their skills and teamwork. The episode concludes with a dramatic cliffhanger, leaving viewers on the edge of their seats as the fate of the Straw Hat Pirates hangs in the balance.

In summary, the ending of Episode 1057 encapsulates the themes of loyalty, friendship, and the unbreakable bonds of the Straw Hat crew. Each character's fate is intertwined with Luffy's, and their oath to protect him serves as a powerful reminder of their shared journey and the challenges that lie ahead.

In episode 1057 of One Piece, titled "For Luffy - Sanji and Zoro's Oath," there is indeed a post-credit scene that adds an intriguing layer to the ongoing narrative.

As the episode concludes, the screen fades to black before transitioning to a serene view of the Wano countryside, where cherry blossoms gently fall from the trees, creating a picturesque and tranquil atmosphere. The camera pans slowly, revealing a small, hidden shrine adorned with offerings, symbolizing the hopes and dreams of the people of Wano.

In this quiet moment, the scene shifts to a close-up of a weathered, yet beautifully crafted sword resting against the shrine. This sword, reminiscent of the legendary blades wielded by the samurai of Wano, glimmers in the soft light, hinting at its significance. The camera lingers on the sword, allowing viewers to feel the weight of its history and the sacrifices made by those who fought for freedom.

Suddenly, the tranquility is interrupted by the sound of footsteps approaching. The camera cuts to a figure cloaked in shadows, their face obscured. As they step into the light, it is revealed to be a familiar character from the Wano arc, one who has been pivotal in the fight against Kaido. Their expression is serious, filled with determination and resolve.

The character kneels before the shrine, placing their hand on the sword, and whispers a vow to protect Wano and its people, echoing the oaths made by Sanji and Zoro earlier in the episode. This moment serves as a powerful reminder of the bonds formed in battle and the shared commitment to Luffy's dream of freedom.

The scene fades out with the character standing tall, the sword in hand, symbolizing the unity and strength of those who stand against tyranny. The post-credit scene leaves viewers with a sense of anticipation, hinting at the challenges that lie ahead and the unwavering spirit of the characters as they prepare for the next phase of their journey.

In episode 1057, Sanji and Zoro's oath symbolizes their unwavering loyalty to Luffy and their commitment to protect him at all costs. This moment is emotionally charged, showcasing their growth as characters and their deepening bond as crewmates. The oath serves as a pivotal point in the narrative, reinforcing the theme of camaraderie and the lengths they will go to for their captain.

Sanji and Zoro's abilities are crucial to their oath, as they both possess unique skills that complement each other in battle. Sanji's speed and agility, combined with Zoro's strength and swordsmanship, highlight their individual strengths and how they plan to use them to protect Luffy. This dynamic is visually represented in their fighting styles, emphasizing their readiness to face any challenge together.

Throughout the episode, Sanji and Zoro encounter formidable foes that test their resolve and strength. They face off against powerful enemies who threaten Luffy's safety, forcing them to push their limits. The intensity of these battles showcases their determination and the emotional weight of their promise, as they fight not just for victory, but for their captain's dream.

The episode captures Sanji and Zoro's emotional states through their expressions and dialogue. Sanji is portrayed as fiercely protective, his determination evident in his fiery gaze, while Zoro's stoic demeanor masks a deep-seated loyalty. Their interactions are filled with tension and resolve, highlighting the gravity of their commitment to Luffy and each other.

Luffy serves as the central figure in Sanji and Zoro's motivations, embodying their shared dream and aspirations. His unwavering spirit inspires them to rise above their limits. The episode illustrates how Luffy's struggles resonate with them, fueling their desire to protect him and uphold his legacy, making their oath not just a promise, but a heartfelt mission.

In "One Piece" Season 21, Episode 1057 titled "For Luffy - Sanji and Zoro's Oath," there are several elements that may be considered objectionable or upsetting for children or sensitive viewers:

1. Violence: The episode features intense battles and combat scenes, which may include injuries and confrontations that could be distressing for younger viewers.

2. Emotional Struggles: Characters experience significant emotional turmoil, including themes of sacrifice, loyalty, and the weight of their oaths. This can evoke strong feelings and may be heavy for some viewers.

3. Dark Themes: The overarching narrative includes themes of betrayal, loss, and the harsh realities of war, which might be unsettling for sensitive audiences.

4. Character Deaths: While not explicitly shown in this episode, the context of ongoing battles and the stakes involved may imply danger to beloved characters, which can be distressing.

5. Mature Language: There may be instances of strong language or intense dialogue that could be inappropriate for younger audiences.

These elements contribute to a narrative that, while rich and engaging, may require parental guidance for younger viewers.