Actor So Ji-sub has spent nearly three decades in front of the camera, but the resounding global success of his latest series "Agent Kim Reactivated" has left him feeling as though he is on the set of a hidden camera show. The SBS action drama, streamed worldwide on Netflix, follows a seemingly mild-mannered bank accounting manager who is forced to unearth his dangerous past to save his kidnapped teenage daughter. Critics and viewers alike have dubbed the show a "Korean-style John Wick," praising its balance of sharp comedy, emotional drama and visceral action. The response has been immediate. The series broke a 20 percent television viewership rating in Korea in just four episodes — becoming the second-highest-rated Friday-Saturday drama in SBS history — and spent three consecutive weeks at No. 1 on Netflix’s global top 10 list for non-English television shows. "To be honest, reaching a 20 percent rating doesn't quite make sense to me," he said during an interview with The Korea Times at a cafe in Seoul, Thursday. "The other actors and the director kept asking each other, 'Is thi