Domestic Mistress Contract: Ito Saran ALDN-585

The older sister moved in with her unemployed brother-in-law (who is also her husband) for three months. The younger brother treated his sister as a housekeeper, paying her a small amount for her part-time jobs. While watching his sister comfort her depressed brother-in-law, the younger brother felt a strange urge in his groin. Meanwhile, the older sister, while cleaning her brother's room and lifting the covers, saw his erect penis and also felt something amiss. Then one day, while drinking, they discovered the younger brother had spent a considerable amount of money at a brothel. "Huh!? So much money? That's wasteful! Just give me that money as payment, hahaha!" Confused by his sister's statement, the younger brother casually offered a compromise, "Hmm? Just give me payment, okay?" Fueled by alcohol, the two tested their compatibility in a subtle atmosphere, finding themselves both becoming increasingly aroused and unable to stop… Although they both knew it was just a temporary measure, the older sister and younger brother gradually crossed the line, their relationship growing increasingly passionate…