Dalekaya zvezda Al'fa Tsentavra osveshchaet uranovye rudniki Rossiyskoy Federatsii na planete Kop'. Mnogochislennye inzhenery, shakhtery i okhranniki nesut dolguyu vakhtu na planete Kop' - za pyat' let raboty, kogda oni vernut'sya na Zemlyu, im zaplatyat milliony. Aleksey Torkov, inzhener pervogo klassa, vse chashche dumaet o dome. On vspominaet zhenu i dochku, ostavshikhsya v Rossii. Kak obychno on idet na rabotu, i vnezapno sluchaetsya terakt, kotoryy polagaet nachalo protivostoyaniyu sil FSB i terroristov, v kotorom Aleksey primet tesneyshee uchastie...