Second life of a Gangster

Reading Second life of a Gangster manhwa, Second life of a Gangster manga with alternative name: Gangster Rebirth / 착하게 살자 with Description: At the age of 41, Oh Joong Seok was a person who committed various wrongdoings and risked his life to climb up the ranks within the organization. However, little did he know that his life would end in such a pitiable manner. Now, Joong Seok embarks on a project to lead a morally upright life, one step at a time.