Velko, Filip, Pavel and Gosho have different professions but are connected by the love they have for music. They rehearse all year to make it big on the sea resorts in the summer. The head of the cultural center where they play is willing to give them the musical equipment if they replace their singer Maria (Filip's girlfriend) with the attractive but untalented Reni. This is the first, but not the last compromise they have to make on the way to the dream.
The day that the financial clerk Metodi Rashkov is getting retired comes. He is a shy and quiet man and he accepts all tasks given to him by his son and daughter in law without argument. With time, he becomes a housekeeper; he shops, cooks and looks after his grandson. In order to save his face in front of his friends he lies to them and falls in a number of uncomfortable situations. The "Expolsion" becomes imminent. The reason is insignificant but with great consequences. Rashkov leaves his home. Soon the freedom which he wanted becomes boring for him. The abandoned family begins to miss the grandfather. At the end everyone sees their mistakes and is ready to fix them. The birth of a second grandson is the event which brings everyone under the same roof again.