Tacoma FD's newest chief, Terry McConky, is under scrutiny by the city council to get serious about his station's ratings. Meanwhile, Terry's crew puts his job in jeopardy by engaging ...

一个命运不佳的自行车手迈尔斯某天有时发明一只先进、机械、军用的机械狗A.X.L.，其心脏是真狗的心脏，其他部位设备新一代野生智能。迈尔斯和AXL在日常交往中逐步促进感情，而恶棍军事科学家要不顾一切将AXL捉回，迈尔斯与他的梦中恋人、神机奇谋莎拉组队，为珍爱他的新同伙，踏上了一段史诗般的冒险旅程。