"Castle", South Korea's omnipotent crime syndicate. One man returns to Korea in order to topple the absolute stronghold that is "Castle". Kim Shin, the Korean-born Russian killer named "Amur Tigro". He comes back to the crime-ridden city of Hoe-Am in accordance with the last will of his mentor, Kang Min Sung. Kim Shin and his comrades put their lives on the line as they head for the final showdown…---**Original Webtoon:** [Naver](https://comic.naver.com/webtoon/list.nhn?titleId=736744)---**Official Translations:** [Chinese (Traditional Characters) / 漢語](https://www.webtoons.com/zh-hant/shonen/castle/list?title_no=3797), [Indonesian / Bahasa](https://www.webtoons.com/id/action/castle/list?title_no=2078), [Japanese / 日本語](https://manga.line.me/product/periodic?id=Z0001034)"