In the game Aether World, Baek Yuseol is considered the most useless character because he can't use magic like everyone else. His only skill, Blink, is a short-range teleportation ability most players consider worthless. But when he's tasked with reaching the game's true ending, Baek Yuseol decides to use his unconventional skill to achieve this impossible goal. Can this so-called "trash" character outsmart his powerful peers, form unlikely alliances, and ultimately master the game?