Fighting for manga/manhwa/manhua

'Cha Ju-young' is imprisoned in a juvenile detention center for rendering his gangster father comatose. Not long after, the father, who was thought never to wake up, comes to visit...

The private Russian orphanage "Dead Mansion" that trains young children as agents, and the legendary "Codename Sean" thought to have been lost due to a shipping error. He appears at a middle school in Korea!? This is a story from the perspective that

On the last day of my 19, an ill-willed school violence brought my life to a halt. And I returned to the past. So I decided to be the 'Malice' wiping out the evil.