Lin Yuan, once the top assassin in the underground world, "Night Owl", turned into an ordinary porter after Jinpen washed his hands, and just wanted to remain anonymous in the bustling city. In an accident, he was on the verge of death while trying to save others, but he activated the [Vientiane Fusion System]. This system can fuse any two skills, knowledge or even concepts he has mastered, and evolve them into new and unimaginably powerful abilities.
