Ryuichi was an ordinary Japanese schoolboy. Even though he lived alone, Ryuichi was perfectly happy. But then his apartment burns to the ground in a fire. Without much enthusiasm he returns to his paternal home. When he returns he discovers that his house is now a boarding house for girls! It seemed that Ryuichi had been left without a roof over his head. However, the girls were not averse to such a neighborhood! Here’s where it all begins…