The movie describes "Jack" who claims to be an expert on "magic mushrooms". He usually studies this wild mushroom that can cause ecstasy and narcotic effects. One day, he took five American college students to the legendary "magic mushroom" woodland in Ireland. , Looking for mushrooms that will make people High to the highest point. But "Jack" camped in the woods, and before preparing to pick mushrooms for the party, he warned everyone that there is a "Reaper Mushroom" that you must never try. It is a kind of supreme product in the legend that will make the soul go out of the body and communicate with the ghost.
However, "Jack"'s admonition failed to prevent the tragedy from happening. Just when they were unconscious in the woodland, a series of appalling terrible tragedies happened one after another
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