Kengo strives to protect Matsuriko and the other girls from their father's sadistic cruelty, promising them a future of freedom. However, a shocking revelation unfolds when a dark entity claiming to be Kengo's own repressed desire reveals it has been manipulating the household from the shadows. After a violent struggle against his own duality, Kengo manages to overcome the entity, finally liberating the traumatized girls and fulfilling Matsuriko's dream of a peaceful garden.