Jane is a Korean American. She will stay at her father's friend's house for a few months while preparing a chain massage shop in South Korea. However, what she does is not work at a massage parlor, but sells sex toys on internet radio stations. Her boyfriend Tae-in doesn't like what she's doing and tries to make her stop. One day, Jane found out that her mother in the United States was sick. On her way home, Tae-in had a car accident. Jane is accustomed to testing her sex toys on Tae-in, so when he gets sick, her sales will decrease. So she found other men to test her toys...
伸惠是短期大学的女大学生,妹妹千佳是普通的小学生。但这平凡的日子却总是充满麻烦,问题就在于千佳的同班同学,邻居美羽是个不折不扣的麻烦制造大王。经常从窗户跳入千佳房间的美羽,俨然成了这个家的一员。