艾利克斯(兰斯·盖斯特 Lance Guest 饰)生活在一个特殊的家庭之中,头脑十分灵活的他是一名电子游戏高手,可是虽然在游戏世界里艾利克斯能够叱咤风云,但在现实中,他申请奖学金却遭到了学校的拒绝。 一天,艾利克斯遇见了一位自称为游戏公司制作人的神秘男子,就此接触到了名为“斗士”的游戏,在稀里糊涂之中,艾利克斯成为了一名斗士,并且学习了一系列的战斗技能。当艾利克斯回到家中后,震惊的发现自己的家园遭到了外星人的入侵,与此同时,在斗士的游戏世界中,他的同僚们也惨遭杀害。现在,艾利克斯是唯一一个能够抵挡外星人入侵的人了。Alex Rogan lives in a trailer court where his mother is manager and everyone is like a big extended family. He beats the Starfighter video game to the applause of everyone in the court and later that day finds he has been turned down for a student loan for college. Depressed, he meets Centauri, who introduces himself as a person from the company that made the game, before Alex really knows what is going on he is on the ride of his life in a "car" flying through space. Chosen to take the skills he showed on the video game into real combat to protect the galaxy from an invasion. Alex gets as far as the Starfighter base before he really realized that he was conscripted and requests to be taken back home. When he gets back home, he finds a Zando-Zan (alien bounty hunter) is stalking him. Unable to go home and live, Alex returns to the Starfighter base to find all the pilots have been killed and he is the galaxy's only chance to be saved from invasion. To defeat the invaders, who are paying the bounty on him, he must be victorious.