Action, Manhwa, Supernatural, Fantasy, Mature, Mystery, Manhua, Marial Arts
About: Castle is a Manga/Manhwa/Manhua in (English/Raw) language, Action series, english chapters have been translated and you can read them here. You are reading Castle chapters on https://mangabtt.com, fastest updating comic site. The Summary is
'Kim Shin' is a special killer who has sharpened his sword for revenge.