Ryoujoku Famiresu Choukyou Menu

Sayaka, a girl from a wealthy family, finds herself adrift when her parents mysteriously vanish. Desperate for income, she takes a part-time job at a family restaurant offered by her friend Yuzuko. However, the restaurant's boss, Kuroki, reveals that her parents' disappearance is tied to a failed business and massive debt. He proposes a solution: the restaurant's midnight special service, where waitresses provide sexual favors to customers. To save her parents, Sayaka reluctantly agrees to join the secret world after hours.