Red Blue is a Manga in the English language, an Action series, english chapters have been translated and you can read them he re. You are reading chapters on www.redbluemangafree.com fastest updating comic site. The Summary is

Thank you for reading this post, don't forget to subscribe!

A story about the sullen Aoba Suzuki and the rising star Kenshin Akasawa making their way into the world of MMA fighting.