Momoe attends a women's university as a proper young lady, having lived a clean and disciplined life since childhood. However, through sugardaddy dating introduced by a friend, she met a man named Kudo for the first time. Their relationship gradually deepened, and Momoe began discovering the pleasures of sex and her own masochistic desires. Spending time regularly with Kudo, she became immersed in their lewd relationship. One month later, she skipped classes at his invitation and went on a hot spring trip with him. In that extraordinary setting, Kudo ravaged her without contraception—and Momoe ended up pregnant...