Kang In-Young, betrayed by his friend and his lover, is framed for murder and is thrown into prison. There he meets a fellow prisoner, an old man who used to be a petty thief. Turns out he stole a secret martial art from JeonJin sect, and to escape their pursuit, he intentionally broke the law to enter the prison and spent 30 yrs honing the secret martial skills. Tragically the old man catches a plague-like disease and is going to die… but after observing Kang, he decides to make him his heir and gives him the secret martial arts. 10 years after the old man’s death he fully masters the secret art….
All.I.Need.is.Craft
So, He (the main character) got NTRed by his friend and imprisoned for 10 year, and after getting out instead of seek for revenge, he just just randomly move everywhere like cockroach because his brain damaged a.k.a mentaly retarded.
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I looking for a copper and I found diz sh*t.
Oga Tatsumi
This is a pretty underrated manhua hope to see more 😄