JUR-703 "Your stepmother will teach you how to kiss like an adult..." Hojo Maki, the seductive stepmother, steals the virginity of her innocent husband's stepson. - Hojo Asahi

Maki is about to marry a man with a son. Her husband's son, Masashi, doesn't accept Maki as his mother, and even though they live together, he keeps his distance and treats her coldly. Wanting to deepen her relationship with Masashi, Maki stays by his side and nurses him when he falls ill with a high fever. Noticing Maki's kindness, Masashi gradually begins to open up. Then, one night, Maki tells Masashi that his previous mother also...