"Your stepmother will teach you how to kiss like an adult..." The alluring stepmother who steals the lips of her husband's stepson and his virginity. Hojo Maki JUR-703

Maki decides to marry a man with a son. Her husband's stepson, Masashi, cannot accept Maki as his mother and maintains a cold and distant attitude even though they live together. Wanting to deepen her relationship with Masashi, Maki takes care of him around the clock when he has a high fever and is bedridden. Noticing Maki's gentleness, Masashi gradually opens up. Then one night, Maki is asked by Masashi to kiss her, saying, "Because my previous mother did it too." When Masashi tries to intertwine their tongues, Maki says, "Adult kisses aren't allowed..." and tries to dissuade him, but...