Auntie makes a deal with the four tenants staying at her lavish mansion: if they can transform her niece, Sunako into a lady, their rent will be free. But if they fail, their rent will triple.
A picture of an angry Sunako from the festival catches the eye of an egotistic photographer who wants her to model for him. But camera-shy Sunako proves a difficult subject and four boys are soon dragged into replacing Sunako as models.
A leader of a gang falls in love with Sunako. Thinking that Kyohei is his rival, the gang leader challenges him to a fight to decide who deserves Sunako as their lover.
Ranmaru receives a phone call from his father, who tells him that he is engaged to be married. Determined to break the engagement, the boys plot to make Ranmaru someone unworthy to be a husband.
Sunako and the others are invited to an island that has a history of pirates burying treasure there. Kyohei sets off to find treasure, but Sunako ends up finding more than she bargains for.
Tamao wants to feel loved by Ranmaru, even after knowing how many girls he has dated in the past. Noi suggests that she should spend the day at a beauty salon, bringing Tamao and an unwilling Sunako along.
Tamao wants to feel loved by Ranmaru, even after knowing how many girls he has dated in the past. Noi suggests that she should spend the day at a beauty salon, bringing Tamao and an unwilling Sunako along.
On Valentine's Day, the four boys are bombarded with cards, gifts, and boxes of chocolates from a crowd of female students, and the boys do all they can to escape the madness of the lovestruck girls.