Izumi endures the humiliating and obscene torture she receives from her husband every night. The self-righteous and dominant husband is also harsh to his only son, Kanmo. And Izumi's sealed past, which has become a prey to lust. The secret of Hiroshige's birth. In front of a family that gradually exposes the wounds of the collapse, Izumi just stands there. In a dark storehouse, a mother and child enter into a forbidden sexual pact, guided by cursed blood.