I Woke Up Back on the 1958 Train to the Frozen Wilderness — This Time, Not One of Them Dies.

What the story is about

After dying during his first assignment to the Great Northern Wilderness, veteran platoon leader Zhao Dezhu wakes up in 1958 with his memories intact. Determined to keep his men alive this time, he uses his hard-won knowledge to prepare for the brutal winter, build up their remote outpost, and help his squad adapt to life on the frontier.