Big Sister's Lingerie · From Sister to Slave Episode 2 / 2
After discovering his girlfriend's infidelity, Mizuki finds solace in the arms of his eldest sister, Ema. However, the peace is short-lived when he discovers that Ema actually orchestrated the breakup to keep him for herself. Fueled by betrayal, Mizuki turns the tables on his sister, using blackmail and dominance to force the once-perfect student council president into a submissive role as his slave.
