[810eru] Big sis's work (Dungeon Kouryaku wa SEX de!! Vol. 12) [Aishi21]

Sasha returns home after a night at the bar, warned by her younger sister to look after herself while shouldering daily expenses. Overwhelmed by a man’s advances and a second woman’s presence, she finds herself caught in a heated threesome that forces her to confront the shameful thrill of surrender. The story teases the tension between duty and desire, promising a provocative journey through the big sister’s conflicted work and intimate encounters.