Johnny is a successful banker who lives happily in a San Francisco townhouse with his fiancée, Lisa. One day, inexplicably, she gets bored with him and decides to seduce his best friend, Mark. From there, nothing will be the same again.
When a drifter befriends a quirky mortician, an unlikely business partnership is formed. Paranoia soon develops, however, and both men are forced to come to terms with the fragility of friendship and loyalty.