Three generations are forced to live under a roof of one house. The head of the family suffers from Alzheimer's disease that forces it to remember the past when he was a professional pilot of the fighter. The grandson Jack supports tricks of the grandfather who climbs up every evening a roof of the family mansion, imagining himself at Spitfayr's steering wheel. Parents of the boy do not share his enthusiasm, and are going to send the grandfather to nursing home what the young man furiously opposes to. What will difficult family opposition end with?