Toru Kirishima. Bi. An enforcer in the Sakuragi family branch of yakuza, Kirishima is tasked by his boss to watch over his 7-year-old daughter Yaeka. This is because Yaeka's mother Miyuzuki struggles with her injury. She is suffering from injuries incurred in a car accident and that she is non-responsive. In the end, Toru's devotion to the young girl he is tasked with babysitting inspires him to make difficult choices, ultimately leading to his growth and personal development as a character.