Roger Shackleforth is madly in love with a beautiful young woman, Leila, who wants nothing to do with him. Monopolizing the pay phone in a diner, someone waiting to make a call refers him to Professor A. Daemon, a seller of books and various potions. When Roger learns that he can buy a love potion for $1, he jumps at the opportunity. The Professor tries to subtly warn him off but he happily buys the potion anyways. It certainly works on Leila but after six months, Roger is back to the Professor to find a solution to his new life.