The delinquent Kusunoki admires one person - and that is an upperclassman from another school who saved him while he was being beat up; brimming with manliness (but physically small) - Hayato-san. Though large in both body and attitude, Kusunoki is completely submissive to Hayato. He becomes Hayato's underling and escorts him to and back from school, cooks him lunch, and thinks of Hayato all the time when they can't meet. Kusunoki realizes that his feelings are of love through his friend's remarks. Just being subservient to him is not enough, but he wants to do more with the cute and cool Hayato-san...
However, his confessions are always being disturbed by Hayato's nasty friend, Misao, and Hayato himself, who is very simple-minded and pure...
ヤンキーの樟の憧れの人、それはボコられていたところを助けてくれた男気あふれる（でもちっちゃい）他校の先輩・勇人さん。体と態度もデカイ樟だけど、勇人さんには絶対服従なのだ。勇人の舎弟にしてもらい毎日送り迎えし弁当を作り、会えない時も勇人のことばかり考える。友人のツッコミによりこの気持ちが恋だと気づいてしまった樟。もう尽くすだけじゃ物足りない、可愛くてかっこいい勇人さんと色々したい…。けれど樟の告白は、いけすかない勇人の友達・美紗緒と、単純明快純真無垢な勇人本人に邪魔されてばかりで……。