Wasteland: the Mechanic Failed, I Became a God by Marrying a Wife

[Wasteland+Multiple female protagonists+Family system+Gou Dao development+Decisive killing+Farming+Pretending to be a pig and eating a tiger] In the wasteland era, people with superpowers were at the top, mechanics were popular, and martial artists were just cannon fodder at the bottom. Wang Chen, who comes from a wealthy family in Guangshan Town, failed the machinist examination at the age of 18. "Son, since you don't have the talent to be a mechanic, we will accept your fate. You are already a trainee martial artist. Hurry up, marry a wife and have children, inherit the family's gun shop, and leave a heir for Lao Wang's family." Faced with his parents' arrangements and the crisis-ridden wasteland, Wang Chen thought he could only be a low-level warrior in his life, but unexpectedly awakened the [Family Prosperity System]! As long as you marry a wife, have children, and develop a family, you can become infinitely stronger! "Ding! Bind a high-scoring partner and get a reward of [Mecha Blueprint] + [Lifespan of 50 years]!" "Ding! The eldest son is born, his bones are against the sky, and he will be rewarded with [Martial Arts Master Experience] + [Gene Evolution Fluid]!"