Together with a group of friends, Hanne Mette viditint the abandoned ski, Svartsj?n as Hannes boyfriend, Johan, are planning to buy and reopen. The site, which lies far in the Swedish wilderness, has stood completely empty and abandoned since a gruesome murder case 20 years earlier.

一座冰下火山爆發。一年過後，融冰釋放出史前時期的神秘元素，引發了無法意料的後果。