Ai, a woman in her twenties, has been dumped by her boyfriend because he "doesn't see her as a woman. In an attempt to cheer herself up, she is preparing to enjoy her hobby of "pubbing alone at home". Then she hears a loud noise at her front door. When she looks around fearfully, she finds a man lying on the floor...! This strange encounter brings her closer to an older man who lives in the same apartment complex, who is obviously popular and speaks with a Kansai accent. What will happen to their romantic relationship in the neighborhood?

(from mangaupdates)