Word spreads through the martial world of a mysterious white-haired girl who has suddenly appeared alongside Feng Linger, a famous thief. She is strong enough that many martial arts masters of the underworld cannot beat her. People argue over who she is, where her power comes from, and whether she stands with good or evil. The girl, Bai Yu Xiu, and Feng Linger pay the gossip no mind and happily keep traveling, unaware that a great conspiracy is closing in on them. The series mixes action, adventure, comedy and drama.