Larry marries a girl anyway and attempts to hide the fact from Moe and Curly as they take a train trip. The boys have trouble finding a vacant apartment so they set up housekeeping in a vacant lot. Instead of uranium, they discover oil on their father's property and all their troubles are solved. When the boys discover the crooked goings on they escape, but not before Curly accidentally cures another patient who rewards him with a thousand dollars. After the man disappears, the boys wander around his spooky mansion confronting various villains and a dangerous dame.