Tsubaki Takeda is the only daughter of a flower shop owner . After my her parents death , she had been running the shop with her grandmother. However, the store became difficult to manage after a artist from Shinomiya family decided to buy their shop .  Meanwhile, the head of the Shinomiya family told her that he would resume his order but she have to marry his second son Ren A sweet marriage that begins with a contract between a poor girl at a flower shop and a flower arrangement artist.