Ye Li is an ordinary earthling. After an accidental death, he time-traveled into the body of a young guide who had just awakened. He was imprisoned in the so-called guide tower. He worked hard for his own freedom and unexpectedly met Zhou Qingzhuo, who was just a colonel at the time during a mission. The story of a hard-working earthling trying to survive on an alien planet. Sentinel Guide (AU) setting, privately set up like a mountain, friends who have strict definition of sentinel direction, please tap it.
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