Smitten student Sota pursues confectionery mastery in Paris to impress his crush Saeko. Upon returning, he opens a chocolate shop only for Saeko to request he bakes her wedding cake.
Koyurugi Sota looks up to and adores his senior in school, Takahashi Saeko. With his one-sided love for her, he decides to leave for Paris to learn the art of making chocolates, as she loves chocolates. After returning from Paris, Sota opens a shop. Saeko, his one-sided love show up demanding he makes her wedding cake.