# So Ji-sub awakens combat instincts in 'Agent Kim Reactivated' > Source: > Published: 2026-06-25 12:57:03+00:00 Actor So Ji-sub is set to deliver "brutal and intense action" in SBS’ highly anticipated revenge series "Agent Kim Reactivated," a drama centered on the fierce depths of paternal love. So stars as Kim Do-hyeon, known as Manager Kim, a former elite special agent living undercover as an ordinary employee at a small savings bank. Once a legendary operative known as "Codename 66" — even earning a spot on North Korea's blacklist — Kim had retired to honor his late wife's dying wish to "just live as a father." However, when his only daughter is thrust into extreme danger, he is forced to awaken his deadly combat instincts once more. "I really wanted to do an action drama again," So shared during a press conference for the drama at SBS headquarters in Mok-dong, Seoul, Thursday. "Manager Kim's narrative, alongside his desperate mindset while tracking down his daughter, felt like a compelling challenge." He noted that the show's action stands apart from his previous works, including his 2025 action noir "Mercy for None." "The difficulty was advanced," he said. "Unlike other dramas where the