Relationships between men and women are always a labyrinth. In the morning, an uncle who happened to ride the elevator with Mirina, the girl who lives next door, whom he hadn't seen in a while, visits her house that evening with a souvenir. While they were having a casual conversation, the uncle, feeling a strange sensuality in Mirina's three-white-eyed eyes, inadvertently brings up a lewd topic. The uncle thinks that Mirina, who is rumored to be serious in the neighborhood, wouldn't react to it, but surprisingly, she takes the bait and it develops into sexual intercourse on the spot. The two continue their secret relationship after that, and no one except the uncle knows that Mirina is a dominant S.