My sister-in-law made a move, system said it's the apocalypse—I resisted, and rewards exploded.

What the story is about

After dying, Li Chengzhi is reborn in 1960 during a devastating famine and gains an Apocalypse Survival System that rewards him for overcoming dangerous situations. Using its abilities and a fertile pocket space, he sets out to protect his struggling family and his widowed sister-in-law while securing food and resources.