1. The protagonist Ding Hai has a bad personality and is insane.2. At the beginning of the late Qing Dynasty, after the fist was hardened, the rebellion3. Having a daughter but no wife, having a girl but no love, not having a harem, not being attentive, being a playboy4. There are many maps, do not follow the plot, respect the fate of others, enjoy a free life, and be unethical.This book is also known as “The True Story of a Madman”, “Who Will Cultivate Immortality if They Are Not Serious”, and “I Think I Am Quite Normal”