[Famine Rules] Unlimited Water Upon Sign-In at the Beginning

Introduction [System + Famine + Domination + Imaginary History + Decisive Killing + Space + Single Female Protagonist + Lottery + Nuclear Weapons] Also known as "Grain Trading System, I Will Only Make a Nuclear Bomb!" After three years of drought, crops cannot survive in this dry land, and people have no food or water. This means that survival in this strange era is a huge problem. Death is the most common thing in this world, and corpses may be exposed in the wilderness one day, so corpses can also be regarded as a landscape of this world. People exchange children for food, rituals and music collapse, and bandits run rampant. In this world, there are no good people and bad people, only the dead and the living... Chen Xianxian traveled to this world with no guarantee of survival Looking at the yellowish but pure and lovely wife in front of him, how should he support himself? "Ding, sign in on the first day: get unlimited water,"