Zach gets accused for the murder of his girlfriend Mia and decides to relive his memories through a simulation in order to prove his innocence. Soon enough, he obsesses over staying in his recreated memories alongside Mia which eventually proves to be a difficult ambition as an unexpected opponent decides to stand in his way.
A group of strangers are invited to Shambala, a remote winter resort, for the New Year's Eve festivities. One person, however, has plans that don't involve celebrating.