The Cannon Fodder's Dream [Quick Transmigration]

Synopsis: After Yu Nian died, he was bound to a System. He helps others fulfill their wishes and earns merit, then returns to his own world. In every world, he is a cannon-fodder character. Yu Nian: I have a dream. I want to raise a villain. Then his dream came true. World One: The heroine's stepping stone in a story set in the 1970s. (He's not the only cannon fodder. His entire family are cannon fodder and minor villains.) (Subject to change)