Junichi, who attends a cram school, has no friends and often spends his time hanging out in the park. At times like these, a young wife named Rio, who lives next door, gently talks to him, and Junichi falls in love with her. However, one day, when a student at the cram school is excited about the topic of striptease, Junichi can't believe his eyes when he sees a photo he has. The photo shows a woman who looks like Rio in a lewd pose. To find out the truth, Junichi heads to a strip theater. There, he meets Rio, a dancing girl with a seductive expression.