University student Hina is popular, but he is bad with romance and has not experienced true love. He starts part-timing at the izakaya "Yokikana". At his welcoming party, he was kissed by a drunk Chii-san. That kiss was very intense, and strangely skillful?! Shaken by the kiss, Hina avoids Chii. However, Chii does not remember the kiss and mistakenly believes that Hina hates him. They spend days slipping past each other, but eventually come to an understanding, before becoming lovers.