[Invincible + Male protagonist is insane + No female protagonist + Male protagonist is decisive in killing + Urban cultivation]
What is happiness? Is it to have absolute strength or to have the ability to heal without dying?
Or a full meal every day, a popsicle in the hot summer...
Walking alone in the city, experiencing hundreds of jobs to find myself, I forgot what happiness is.
The introduction is short and weak, please read the main text for details.
This book is an imaginary world.