This summer was a year of severe drought. Drought bone piles appeared in the village. People on the village went to dig them up. Unexpectedly, they dug up the "black monster" and it escaped. "Me" and Hu Xiaoxue discovered the undead troops during the chase, and quietly followed their whereabouts. When they lost their footing and fell off a cliff, they accidentally traveled back to the Anti-Japanese War period, became guerrilla captains, and began a journey of resistance...