Cheongsoyowon
The Cleaner·청소요원
Isu Jin's life changes abruptly when he and his father become targets of a major corporation. While Isu survives, his father does not. In a society where crime and power are intertwined, Isu ventures into the criminal underworld to uncover the truth behind the attack. His mission evolves beyond seeking vengeance; it becomes a pursuit to reveal a corrupt system, regardless of the personal consequences.