Minutes before a plane's departure, a situation develops. A passenger refuses to sit down to prevent the deportation of another man. The pilot then finds himself having to take a political stand, the last thing he wants to do.

一艘俄罗斯导弹潜艇在格陵兰海执行秘密任务时失踪，不知所踪。北方舰队最年轻的司令维克托·沃罗宁前去搜寻，他的哥哥正是这艘失踪巡洋舰的指挥官。与此同时，由于极地站被毁，一头怪物出现在北方海域。