Siheyuan: I Bring My Sister Along and Beat the Whole Courtyard from the Start

Zhang Jianshe transmigrates into a courtyard house and finds himself orphaned, with a little sister to care for. Surrounded by a courtyard full of scoundrels like Qin Huairu and Yi Zhonghai, he beats Silly Zhu with Bajiquan and outsmarts the others. He vows to make something of his life here and protect his sister.