That's the Guy!

Ji-Han Yoo played Hero of Legends but always lost to pro-gamer, Gamgak. Fed up, he jumps ship to a new game, but the guild master, Yoo-Chae, picks a fight over his gamer ID. But when Yoo-Chae finds out Ji-Han used to play HoL, he becomes obsessed. Can Ji-Han withstand Yoo-Chae's relentless pursuit? (Source: Manta)