Two eccentric best friends graduate high school and respond to a man's romance-seeking newspaper ad as a gag, only to find their lives becoming increasingly complicated.
A 10 year old girl convinces a lonely classmate that she is a witch, forcing the child to become her assistant. Though their games are initially rather naive, they gradually take a nasty and violent turn.
Four friends/fledgling entrepreneurs, knowing that there's something bigger and more innovative than the different error-checking devices they've built, wrestle over their new invention.