An ideal day for a retired professor is when nothing happens. A cozy home, a lazy nap on the couch, and no worries. But idyll collapses when a daughter with her grandchildren appears at the door — she left her husband who cheated on her, and now they have nowhere to live. From a spacious shelter, the professor's apartment turns into a madhouse. Now the professor has one mission: to reconcile his daughter with her husband.