Doomsday Tsunami: Abandoned Boy on Desert Island Becomes King by Relying on Fresh Water

The land is gone. People are crowded on the island. The sea water is deadly to drink, and the rain is also dirty; half a spoonful of water on the black market can be exchanged for a box of dry food - a water tag and a filter element, which are harder than life. Jin Chuan, an abandoned boy from Huangdeng Island, carried barrels, guarded cellars, checked authenticity films, and sneaked into the harbor defense all the way. While others are fighting for territory, he is stuck. Filters, fleets, desalination plants - whoever holds them lives.