This work tells the story of Tetsunosuke's life in the Shinsengumi after the Ikedaya Incident and the tide of the times that surges under the false appearance of a peaceful life. Japan will usher in a shocking change, the times will set off a huge wave, and everyone, including the protagonists of the story, will be submerged by the torrent of the times without exception... At the end of the shogunate, the Shinsengumi is about to be overthrown, and the dawn of the Meiji Restoration begins to shine. Whether to stay or go, to live or die, everyone has reached the moment of choice.