When a crop of doped-up athletes from the Lakecrest College swim team dive into the campus lake to blow off some steam, the bloodsucking leeches below the surface undergo a stunning transformation. After ingesting small amounts of the swimmers' steroid-laced blood, the slimy creatures grow to unusual sizes and set out to sink their teeth into an unsuspecting student population.

A group of college friends get together for a murder mystery weekend, but what starts as a little friendly game gets dark and bloody when they start actually being murdered.

A college freshman goes to a frat party and wakes up with a strange thirst for blood. He soon discovers the fraternity is actually secret society of vampires and that he is their newest recruit.

Six young archaeology students discover the remains of an ancient Aztec mummy and accidentally unleash the fury of an evil god.