Hayato's grandmother owned a run-down café on the beach, which he intended to sell once she went away. Little did he know, though, that five young ladies who call themselves her family lived there as well. Hayato is persuaded to try it by their desperation to keep the café running, but even their best efforts might not be enough to succeed! Can he even get along with these five obnoxious women? He has a lot of work ahead of him, whatever the case may be!