In the aftermath of a comet strike that devastates most of the earth , GREENLAND 2: MIGRATION follows devoted family man John Garrity (Gerard Butler) and his wife and son (Morena Baccarin, Roman Griffin Davis) after they're forced to leave the safety of their bunker in Greenland to search for a new home in a shattered world. John leads the family on a dangerous journey, guided by his burning hope in a rumored safe haven. It's a journey against the odds that will test the family's deepest sense of love, sacrifice, and instinct to survive.