Daitoubou

Trama

Maria Egi, orphaned at a young age, is set to inherit her grandfather's estate upon adulthood. However, her aunt, Masato Shido, intervenes, becoming her guardian and forcing Maria to live with her children, Ichiro and Setsuko. On the day her boyfriend, Keiichi Ogi, plans to propose, Maria stabs her cousin Ichiro when he attempts to rape her. Manipulated by Imai, a lawyer working for her aunt, Maria is sent to a juvenile detention center. This turn of events is part of her aunt's scheme to seize Maria's inheritance. Inside the center, Maria endures bullying, abuse, and is forced to get a black rose tattoo, leading her to realize the harsh realities of the world.