A group of seven friends decide to spend their winter vacation at a cabin in the middle of a snowy mountain. When Taehyung, Yoongi, Hoseok, and Jungkook arrive at the cabin, they find the place empty with no signs of Jin, Jimin, and Namjoon who had arrived a few days ahead of them. While searching for their lost friends, the group find themselves thrown into a sequence of mysteriously horrific events.