Kameyama Fuuko is a normal, energetic girl going into high school. When cousins Shinpo Ichi and Daiya move into the apartment above her's things start to shake up. Suddenly, Fuuko finds herself in love with Daiya, the popular and social playboy of the two cousins, only to find out that dark, complex and quiet Ichi is the one who loves her! Truly a complicated love triangle... how will Fuuko's first year of high school turn out?