Hong Kong Comprehensive: Full-Level Grandmaster at the Beginning, Mong Kok Changes

Yang Hao travels through the world of Hong Kong TV series. He originally wanted to save money safely to face the trend, but he mistakenly provoked the society forces and was hunted down by Jianghu. When he had no way to retreat, the system finally awakened! The honest man in the past turned around, fought at night with a knife, annexed the society, and reached the top of the world!