Synopsis
When a man plunges to his death from a high-rise luxury apartment complex, retired detective Park Byung-shik is called in to investigate. He soon discovers that the man is a fugitive he'd pursued for years before leaving the force. As he begins to investigate what led up to this night, we flashback six months to where it all began... Yoon Hye-jin and Ha Dong-won are unhappily married. When Hye-jin discovers that her husband is having an affair, she flees to Japan, planning to kill herself in Otaru, Hokkaido. While there, she soon attracts the attention of handsome, mysterious Lee Joon-soo. Returning to Korea, Hye-jin expects never to see Joon-soo again, but what she doesn't realize is her husband's mistress Hong Da-ae is Joon-soo's ex, and soon the fates of the four individuals are hopelessly entangled...
