Several friends travel to Sweden to study as anthropologists a summer festival that is held every ninety years in the remote hometown of one of them. What begins as a dream vacation in a place where the sun never sets, gradually turns into a dark nightmare as the mysterious inhabitants invite them to participate in their disturbing festive activities.
After witnessing a bizarre, traumatic incident involving a patient, Dr. Rose Cotter starts experiencing frightening occurrences that she can't explain.
29 years since the Black Flame Candle was last lit, the 17th-century Sanderson sisters are resurrected, and they are looking for revenge. Now it's up to three high school students to stop the ravenous witches from wreaking a new kind of havoc on Salem before dawn on All Hallow's Eve.
