Fighting Again For A Lifetime (Return of the Youngest Grandmaster) 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.nl fastest updating comic site. The Summary is

Wu Xinghe, the youngest great master in the history of ancient Chinese martial arts, was hunted down by the organization of Blood-Eating Rose and died. However, it is a spirit that is not ignorant. The soul is reborn on the body of a low-level noble boy in a different world, and he once again opens the road to the peak of his martial arts pursuit.