A thrilling fantasy that transcends time and space for two men and a nine-tailed fox! Sungwoo is a third-generation billionaire. Upon opening a jewelry box his grandfather left him, he wakes up Bi, the nine-tailed fox sealed in a marble. Equally absurd? Bi comes from the ancient Joseon dynasty of Korea!? Sungwoo finds it difficult to soothe the outraged Bi and calls his cousin Yoosung to help. Although Yoosung has never been greedy, he feels a strong possessiveness for the first time with Bi. Yoosung takes Bi back to his home, kicking off a wonderful love triangle!
