The "Shinsengumi Crisis Arc" is one of the most iconic storylines in the original *Gintama* manga, depicting a series of events triggered by internal rebellion within the Shinsengumi. The movie adaptation faithfully recreates the core narrative while utilizing 2D animation techniques to bring this gripping tale to life in a fresh and visually engaging manner. It delves deeply into the emotional dynamics among Shinsengumi members, exploring themes of loyalty, betrayal, and the conflict between personal beliefs and collective duty. Through its nuanced storytelling and compelling character interactions, the film offers audiences a profound reflection on the complexities of trust and conviction within a tightly-knit group.