Clock Zero: Shuuen no Ichibyou - Devote

Kurou Nadeshiko is twelve years old, the daughter of a wealthy family, attending a prestigious school and dreaming of becoming a doctor. Every night she dreams of being an adult woman in a ruined world. When a transfer student named Kaido Takato draws her into an after-school club called Clock Zero, the boundary between her dreams and reality begins to blur. An otome visual novel.