Five years after throwing a killer party and stealing Muffin away from alpha-male Zeta frat member Bud, head party nerd Ritchie is married (to Muffin!) and runs a detective agency.
Three best friends mess up their already flagging love lives with an ill-fated bet. They each put two thousand dollars in a bank account, with the winner being the one who can not only get a girlfriend, but also live with her for three months. Nick decides to hoodwink his two friends by faking a relationship with an old girlfriend from college, while Al proceeds to embark on a series of the worst dates imaginable, and Les finds himself getting deeply involved with an alluring but mysterious woman who may or may not be married to a mobster. Hilarious antics lead to an unexpected outcome guaranteed to surprise.
Over one hundred years ago, a cataclysmic chain of events plummeted the earth into the dark ages which destroyed most of civilization, and the remaining few survivors attempt to change the course of events that led to the destruction.