A natural born sadist was born on July 8th, he would have his parents only until he was seven or so, from then on his older sister Mitsuba would raise him, he saw her as more than his older sister but more like his mother, one day he met a Gorilla named Kondou who would teach him the way of the sword and open him up to others besides Mitsuba, he was happy until his attention from his loved ones diverted to a new person: Hijikata Toushirou. He feels like Mitsuba and Kondou like Hijikata better than him, eventually they must go to Edo and his sister confesses to that man, Okita hates him for rejecting his sister, from then on he vows to kill that man, they protect Edo for years then Mitsuba emerges as she will marry, he resents Hijikata trying to ruin his sister's happiness but not is all as it seems, her fiance is using her and Okita and Hijikata deal him justice, the story ends tragically though as Mitsuba dies with Okita at her side, he knows why Hijikata rejected his sister and that she would not fall in love with a bad man but he hurts anyways, time passes and Okita finds his family among Kondou, Shimaru, Yamazaki and Hijikata, no matter what the future holds, this sadist has his loved ones of the Shinsengumi.