As the team tries to decipher Lotor's plan for the comet, Coran gives the Paladins a history lesson about the origins of Voltron and the ongoing war....
Five Earth teens - Keith, Lance, Hunk, Pidge and Shiro - who become the last line of defense for the galaxy in an intergalactic battle against the evil alien force led by King Zarkon....
前美国大兵雷蒙德·盖恩斯（道恩·强森 Dwayne Johnson 饰）在结束硝烟战火的生涯后，而今成为洛杉矶消防局的直升机救援人员。虽然工作中全力以赴，受人敬仰，值得信赖，这些却都无法挽回他失败的婚姻。某次短暂休假后，雷重返岗位，这时在内华达州南部发生了百年不遇的大地震，胡佛水坝在强震中被彻底摧毁。未过多久，又一轮强震从旧金山袭向了洛杉矶，雷在直升机上目睹了繁华城市转眼变成废墟的可怕一幕。
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