MBC‘s new hit K-Drama, When The Phone Rings, adapted from Geoneomulnyeo‘s Webtoon, has concluded with its finale over the weekend. Paik Sa-Eon (Yoo Yeon-Seok) comes from a prestigious political family and he became the youngest presidential spokesman in Korea. His background also includes time spent as a war correspondent, hostage negotiator, and main anchorman. He…