"Having a nightmare... A dream where my wife is with another man..." Recently, Teruo has been having nightmares about his wife Yukaka being taken by someone else. Just then, Seigo, whom Teruo had treated like a younger brother from their hometown, visits them. Both Yukaka and Teruo were happy to reunite... That night, while Teruo was sleeping, Seigo secretly had a relationship with Yukaka. Teruo noticed something amiss and bitterly accepted the cruel reality. However, at the same time, he felt a new excitement and pleasure from spying on her infidelity...
