Mukidashi no Yoru

The protagonist has secretly harbored feelings for his friend's mother, Minako, for a long time. One night, he hears a rumor from his friend about a strange woman who appears in the park after dark, exposing herself in public. Intrigued and curious, he decides to pass by the park to see if the rumor is true.

To his shock, he encounters the woman in question, and it is none other than Minako herself. She is completely naked, revealing a perverted side he never knew existed. The protagonist is drawn into a secret world of forbidden desires and unexpected encounters, where his long-held crush takes a dark and twisted turn.