Many Children Bring Many Blessings; All the Wives in My Cao Family are Ancestors

Cao Shen woke up to find himself in a novel world. To make matters worse, his character was a minor villain. Just as he was about to be killed by the protagonist, he awakened a "Many Children, Many Blessings" system and a passive skill granting him the potential to become a ruthless hero. "Well then, I won't hold back," he thought. "Protagonist, you want to kill me? Fine, I'll marry your ancestor! You think you can kill your ancestor?" Some time later, when everyone saw red lanterns hanging again at the Cao family mansion, they exclaimed, "The eldest son of the Cao family has married the ancestor yet again..."