In-Ha (Lee Byung-Hun) was born as an orphan and lived a rough childhood with his father’s friend who was a gambler. Then, he meets Soo-Yeon (Song Hye-Kyo) and falls in love with her. However, he is accused of a murder due to an incident and flees to the US. In L.A and Las Vegas he gets to know a poker professor and enters the gambling world. He wins the international poker championship as a pro gambler and enters the hotel management and casino business. While Soo-Yeon studies in the US, she receives Jung-Won's (Ji Sung) help and later marries him after a long courtship. Eventually, In-Ha returns to Korea, but Soo-Yeon 's heart aches for In-Ha who suddenly appears. She had believed that In-Ha was dead. In-Ha and Jung-Won become entangled in a an once-in-a-lifetime battle. Watch drama online for free.