Imaizumi is a young regular highschooler who has been forced to live on his own after his parents kicked him out for being too wimpy of a man, but somehow his new apartment ended up as a hangout place for 3 gyayu gals from his school. Next thing he knew, his life was turned upside down as the gals steal both his virginity and his heart comes home from school one day when he sees you outside his apartment O-Oh, hey. What's up?