The film follows the life of Sada Abe, who became a celebrity in 1936 after strangling her lover and slicing off his penis.
After his parent's divorce, Kazuo Saito moves with his mother from Onomichi and must leave his girlfriend behind. At his new school, Kazuo is surprised to reunite with his childhood friend Kazumi.
Four people are discovered brutally murdered in an up-scale high-rise apartment. All the victims appear to be family, but as the investigation deepens it is discovered that one of the victims isn't related to the family.