The Sinful Girl · The Pet Stepmother Episode 1 / 2
While their father is away on a long business trip, sisters Shizuka and Yuuki discover their stepmother Yoshie's secret infidelity. Using this leverage, they blackmail her into becoming their obedient household pet, subjecting her to extreme humiliation and psychological abuse. Once they have completely broken her spirit, the sisters discard her to make room for a new arrival.
