The Cleaners Agent

After being ambushed by unknown attackers, Jin Yisu loses his father—his only remaining family. As time passes, he uncovers clues suggesting his father lived a secret life far from the ordinary. When the assailants return and Jin’s life is threatened, a mysterious group intervenes, revealing themselves as his father’s former allies. They expose the enemy as the powerful Cheongdo Group, which uses illegal redevelopment and corporate force to gain political influence. Learning that his father was part of a covert resistance against Cheongdo’s corruption, Jin decides to join the fight and continue his legacy.