27世纪中叶，地球人与克尔瑞奇族爆发旷日持久的战争。小行星帕格萨斯某日遭到克尔瑞奇的奇袭，驻守官兵抵挡不住败下阵来，智能导航仪也被敌人夺走，这也意味着克尔瑞奇族将长驱直入，进攻地球。为了确保联邦舰队及时回防，杰弗瑞·吐温司令（戴维·沃纳 David Warner 饰）命令詹姆斯·盖斯特（Tchék

Ballard's trail jumpers attack the Wyatt Company wagon train, killing young John's parents and kidnaping his brother, Jim. In post-Civil War