On the last working day of Sheriff Wayne, his small town is attacked by blood thirsty ravens that eat human flesh. Meanwhile his wife Cynthia visits a farm where a Mennonite family lives to say farewell to her friend Gretchen and discloses a dark secret about the origin of the fierce ravens.

When Hamilton High’s Prom Queen of 1957, Mary Lou Maloney, is killed by her jilted boyfriend, she comes back for revenge thirty years later.