Living in Siheyuan: From the Start, I Send Bang Geng to Prison

From the start, after transmigrating into the world of Love in the Courtyard, he awakens a god-tier System. He knows the courtyard is full of beasts: Banggeng steals things, Jia Zhangshi throws her weight around because of her age, and Qin Huairu is never satisfied with what she can get for free. Faced with these selfish people in the courtyard, he refuses to go easy on anyone. Whoever picks a fight with him, he'll make them pay, and pay dearly!