Following the success of the blockbuster spy thriller IRIS comes Athena: Goddess of War. South Korea is on the race to develop the latest nuclear technology, and they help a North Korean nuclear scientist defect even if it runs the risk of starting a war. NTS, the National Anti-Terror Service, is devoted to protecting all matters related to nuclear technology. However, ATHENA is an organization that aims to control the world's energy market, and wants the knowledge of the nuclear technology for themselves. Lee Jung Woo (played by veteran actor Jung Woo Sung) is an NTS agent who finds himself caught up in the chaos. When he is assigned to rescue the president's daughter after she's been kidnapped by Athena, he finds himself crossing paths with Son Hyuk (played by Cha Seung Won), the cold leader of Athena masquerading as a U.S. official, and falling in love with Yoon Hye In (Su Ae), the mysterious black agent within NIS. Kim Min Jong, Lee Ji Ah, and Choi Si Won round out the stellar cast. Athena burst into the scene with high ratings, and it's strong cast sets it apart from its predecessor.