In the ending of "Luck-Key," the main character, Hyung-joon, finally confronts his true self and the consequences of his actions. After a series of comedic and dramatic events, he finds a way to reclaim his life and identity. The film concludes with a sense of resolution as Hyung-joon embraces his new path, while the other characters also find their own resolutions.

As the film approaches its climax, we see Hyung-joon, who has been living a double life after accidentally switching identities with a hitman, grappling with the chaos that has ensued. He is now aware of the dangers surrounding him and the impact of his choices. The tension builds as he faces off against the real hitman, who has been pursuing him throughout the film.

In a pivotal scene, Hyung-joon confronts the hitman in a dramatic showdown. The setting is tense, filled with the weight of their intertwined fates. Hyung-joon, having gained confidence from his experiences, stands his ground. The hitman, initially menacing, begins to underestimate Hyung-joon, leading to a moment of reckoning.

As the confrontation escalates, Hyung-joon uses his wit and the skills he has inadvertently developed throughout his misadventures. He manages to outsmart the hitman, turning the tables in a surprising twist. This moment is not just about physical confrontation; it symbolizes Hyung-joon's growth and acceptance of his true self, shedding the facade he had been living under.

Meanwhile, the supporting characters also reach their conclusions. The hitman, after being bested, faces the consequences of his life choices. His fate is left ambiguous, but it serves as a reminder of the dangers of a life of crime.

Hyung-joon's love interest, who has been a source of motivation for him, stands by him as he embraces his new identity. Their relationship deepens, symbolizing hope and new beginnings. The film closes with Hyung-joon stepping into a new chapter of his life, leaving behind the chaos and embracing a future filled with possibilities.

In the final scenes, we see Hyung-joon walking away from the chaos, a sense of peace washing over him. He is no longer the man who stumbled into a life of crime; he has found his footing and is ready to face whatever comes next. The film ends on a hopeful note, emphasizing themes of redemption, self-discovery, and the importance of making choices that align with one's true self.

In the movie "Luck-Key," there is indeed a post-credit scene that adds a humorous twist to the story. After the main credits roll, the scene opens with the character of Key, who has undergone a significant transformation throughout the film. He is now living a more successful life, having embraced his new identity and the opportunities that came with it.

In this scene, Key is seen confidently walking down the street, enjoying his newfound fame and fortune. However, as he walks, he suddenly encounters a group of people who mistake him for a famous actor. This moment highlights the absurdity of his situation and the comedic elements that run throughout the film. Key, caught off guard, tries to play along with the misunderstanding, leading to a series of awkward yet funny interactions.

The scene encapsulates the film's themes of identity and luck, leaving the audience with a light-hearted conclusion that reinforces the idea that life can take unexpected turns, often leading to humorous outcomes. It serves as a fitting end to the film, reminding viewers of the unpredictable nature of fate and the importance of embracing change.

After losing his memory, Key, a hitman, finds himself in a series of comedic and chaotic situations. He assumes the identity of a successful actor, which leads him to experience a life filled with fame and fortune, completely unaware of his past as a criminal.

The real actor, who is initially struggling with his career, becomes increasingly frustrated as he sees Key, who is living his life, gaining success and popularity. This creates a tension between the two characters as the real actor tries to reclaim his identity and career.

The hitman, who is actually Key's former self, becomes a looming threat in Key's new life. As Key enjoys his new identity, the hitman is determined to track him down, leading to a series of confrontations that force Key to confront his past.

Key's relationship with the female lead, who initially sees him as a charming actor, deepens as she learns more about his true identity. Her feelings shift from admiration to concern as she uncovers the truth about his past, ultimately leading to a pivotal moment where she must decide whether to support him or walk away.

The key symbolizes Key's lost identity and the connection to his past life. It serves as a physical reminder of who he was before the memory loss, and as the story progresses, it becomes a crucial element in his journey of self-discovery and redemption.

"Luck-Key," a 2016 South Korean film, is a comedy that contains several elements that may not be suitable for children or sensitive viewers. Here are some potentially objectionable aspects:

1. Violence and Action: There are scenes that involve physical altercations, including fights that may be intense or graphic, which could be upsetting for younger audiences.

2. Language: The film includes strong language and profanity that may not be appropriate for children.

3. Adult Themes: The storyline involves themes of deception, identity theft, and the consequences of one's actions, which may be complex for younger viewers to understand.

4. Romantic Content: There are romantic situations and suggestive content that may not be suitable for all audiences, including innuendos and flirtation.

5. Substance Use: There are instances of alcohol consumption, which may not be appropriate for younger viewers.

These elements contribute to a tone that may be more suitable for older teens and adults rather than a family-friendly audience.