In the frozen wilds of Hokkaido, a team of scientists joins the Self-Defense Forces to investigate a string of brutal, unexplained animal attacks. Deep inside an icebound cave, they uncover a mummified body sealed for centuries in the frozen dark. But when the survey team returns, one member begins to change. Cells mutate beyond control. Flesh ruptures. The human body collapses into something utterly inhuman. Humanity has unearthed a life-form it was never meant to awaken. **HIGHER TRIBE**