One day, he drinks too much and gets stuck on the street. When he is in distress, a mysterious female bartender, Kinu, comes to his aid. Umashime is completely taken by her and decides to go to her bar. However, his flirtatious looks and lack of romantic experience make him fall short...?
On the other hand, Kinu, who has been so focused on her work that she has not been in love for a long time, is inwardly thrilled by the way Umashime stares at her over the counter. This is a story of a love story sweeter than cocktails, in which two naive people begin to play the game of love in a bar!