The Doomsday Furnace System of All Things

Bloody meteors tore through the sky, and monsters swept across the city. Convenience store employee Lin Feng awakens in a desperate situation [all things synthesis system] - a kitchen knife and an iron rod are combined into a demon-slaying blade, a pharmaceutical formula is combined into a healing liquid, and even broken beliefs can be combined into the last hope of mankind. When the family recruits, the academy explores, and the base relies heavily, he holds the power of synthesis. In this collapsed world, for humanity, survival, and the truth, he synthesizes a cruel and magnificent way of survival.