During a power outage, the father-in-law takes advantage of the chaos to have sex with his young wife. (DVAJ-0081)

Kawakami Nanami, worried about her father-in-law who often suffers from sudden back pain, goes to his house to take care of him. However, a lightning strike causes a power outage at their home... Unable to suppress his long-suppressed desires, her father-in-law pushes her down. Nanami, who initially resists strongly, gradually accepts the secret pleasure...