FULL-TIME SWORD CULTIVATOR

In an era where reality and a game had become one, Lin Jichen, the greatest mage in Eternia, was stabbed in the back and killed by the people he trusted the most—his lover and the man he considered his brother. Yet destiny had other plans for him. He regressed to the day before Eternia’s launch and gave up the staff for a sword! Join him on a journey to rewrite the future with the blade of a sword! (Source: WebComics) — Description from AniList community (anilist.co).