A group of American teens comes Ireland to visit an Irish school friend who takes them on a camping
trip in search of the local, fabled magic mushrooms. When the hallucinations start taking hold, the panicked friends are attacked by ghostly creatures; never able to determine if they are experiencing gruesome reality or startling delirium. When one teenager unknowingly eats the dangerous Death's Head mushroom, the group's nightmare takes a deeply sinister turn...
