Ray and Taishi, who haven't had sex since their marriage. They've been married for 4 years but have no children. One day, after his wife came home late for the first time, Taishi hired a detective agency to investigate Ray's surroundings. The investigation report showed that her infidelity with an ex-boyfriend from college was in progress. Taishi, having just returned home in the morning with Rei, roughly embraces her, attempting to overwrite the other man's sperm while trying to expel it...
