The Legend of the Blue Realm is a Manga/Manhwa/Manhua in (English/Raw) language, Manhua series, english chapters have been translated and you can read them here. You are reading The Legend of the Blue Realm chapters on viptoon.net, fastest updating comic site. The Summary is
Young Torres aims to become a paladin. One day, during his apprenticeship, he ushered in the final graduation assessment task: to go to his hometown to crusade the fallen murderous officers. But the martial artist Lian Yue from the far east came by halfway!