a man take a strange trip with an aircraft carrier and live an amazing nightmare with a bizarre twist . time travel and moral sensibility and harmful consequence be explore when the crew be confront with a chance to change history . try to control the political impact of alter history and the captain make a painful decision that ultimately lead to a happy end . this one have sadness and irony and moment where one want to say and how stupid can they get . overall and just a great sci fi thriller that will leave an impression .