Son’s Retribution is a Manga/Manhwa/Manhua in english language, Action series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

Kang Pildu, a cold-blooded psychopathic prosecutor, receives the news of his mother’s death. He finds out that the “Seonhwa Group” led by his father and older brothers was involved in her death. Thus begins his desperate revenge plot to bring down the Seonhwa Group.