Weapon Maker

Here, try this sword. Junseo Shin is a master weapon creator doing menial jobs to keep a low profile in a world teeming with monster dungeons. But his habit of lending weapons to those in need exposes him to mega guilds and covert figures out to kill budding heroes from his past life. Can Junseo craft his way out of trouble and uncover the conspiracy that followed him to this life?
(Source: LINE Webtoon)