Prisoner Saga

An ordinary company clerk was framed by his boss, and the accomplice was his girlfriend who was about to get married, and he ended up in jail. In prison, he got an ancestral book from the 11th boss's family, and he worked hard to improve through this wonderful book. After getting rid of misfortune time and time again, he finally avenged himself and cleared his grievances, but revenge led to another behind-the-scenes figure. That ancient family book also has another mystery, and the final ending...