Back from the Army to the Siheyuan! I Walk In and Flip the Table?

Zheng Weilong transmigrates into a courtyard house, where his comrade dies saving his life. To repay that life debt, Zheng Weilong vows that his comrade's family will be his family from now on! But who could have guessed... when he arrives at his comrade's home, he discovers that his only living relative is the Deaf Old Lady? Since he's ended up in a courtyard full of scoundrels, all he can do is care for the old lady and keep his distance from them! But even though Zheng Weilong wants nothing to do with them, that pack of scoundrels won't leave him alone! Every last one of them has their eyes on his food, money, and ration coupons! Does Zheng Weilong look like a pushover? Dare to mess with him? Don't forget, he's a man who came back from the battlefield! Even away from the front lines, he's still a War God nobody should provoke! He becomes a factory director through his own abilities. Then he moves with the Deaf Old Lady to a prince's mansion. With Zheng Weilong around, who would dare act out?