Serial monogamist Brian O'Hara hits his mid-30s and suddenly realizes he's the last bachelor standing in his circle of friends. Not averse to the happily ever after his friends have achieved, Brian wonders whether he'll ever find Mrs. Right. The fact that he's in love with his best friend's girlfriend doesn't help his chances.

An American photographer has an affair with a mysterious woman (Yoshikawa), which leads him into a confrontation with the occult.