Boyfriend with the same sexual orientation as Bo, who always has a body attached to lust. He lives with Gangseo and has a satisfying sex life. Then one day, Kang-joon's older brother, Chan-joon, came up from the province and decided to live for a few days. Chan Joon is also a brother of Gangseo and it is a style that reveals the color when there is time Bora notices Chan-joon's dark eyes at a glance. One day Gangseo is having an affair with Arang, another sex partner shared with Chan Joon. Bora masturbates Chan-Jun and has sex while masturbating with the door open in the room.