Koichi and Waka are a loving couple who even live together and are thinking of getting married.The two came to see Koichi's father, Kunihiko, as a wedding greeting, but he objected to their marriage.The two, who never expected that they would be opposed to their marriage, are shocked and disappointed.Meanwhile, Kunihiko sends a shot message to Waka's SNS DM.Waka is told that she will secretly tell Koichi the reason for her opposition to marriage, and decides to head to Kunihiko alone... There, Waka drinks the aphrodisiac tea that is served to her...
