Shan Feng

After the five years of rain, the protagonist regains his original size, having successfully survived the apocalypse thanks to his ingenuity.

After three years, their resources abroad dwindle, and Chuseng's family begins to exploit and abuse his girlfriend (Liu Ruyan). The protagonist (Shan Feng) observes through hidden cameras how the neighbors' greed and Chuseng's betrayal lead his ex-girlfriend to poverty and ultimately to her death.

The protagonist (Shan Feng) builds a secret shelter and uses the shrinking system to shrink himself and his resources, creating a self-sufficient miniature farm. While he lives in abundance in his tiny world, his girlfriend (Liu Ruyan) tries to use his system to win the affections of Chuseng and his greedy family.

After being reborn with his memories intact, the protagonist (Shan Feng) allows his girlfriend (Liu Ruyan) to choose the expansion system while he keeps the shrinking one. Anticipating a torrential rain apocalypse, he uses the three preceding days to purchase massive supplies, seeds, and energy equipment.

It tells the story of a couple who receive two magical "systems": one capable of magnifying objects 100 times and another of reducing them by the same proportion. In a past life, the protagonist (Shan Feng) was murdered by his girlfriend (Liu Ruyan), who wanted to steal his system to help Chuseng, her childhood sweetheart.