Wayne Dobie is a shy cop whose low-key demeanor has earned him the affectionate nickname "Mad Dog." After Mad Dog saves the life of Frank Milo, a crime boss and aspiring stand-up comedian, he's offered the company of an attractive young waitress named Glory for a week. At first both are uneasy about the arrangement, but they eventually fall in love. However, the situation becomes complicated when Milo demands Glory back.

Henry likes to kill people, in different ways each time. Henry shares an apartment with Otis. When Otis' sister comes to stay, we see both sides of Henry: "the guy next door" and the serial killer.