Gu Xin Yan

She is the Daughter of the Palace Lord of the Blood Fiend Palace. She is first introduced at the Cloudy Brook Academy where she tried to gain the favor of Jun Wu Xie in hopes she would join the Blood Fiend Palace. After failing a few times she then let Lin Hao Yu try to secretly tarnish Jun Wu Xie's reputation and after being ignored Jun Wu Xie decided to test Spirit Reinforcement on her Spirit Ring. After spending a lot of time testing the reinforcements she began to actually care about Jun Wu Xie instead instead trying to gain her favor.

After Lin Hao Yu tried to make Jun Wu Xie show him Spirit Reinforcement she sent word to Qiao Chu and Co. to beat up the Freshman of Blood Fiend Palace. After a few days of this she called Qiao Chu and Co. along with Jun Wu Xie to have a meeting to hopefully have this stopped but was instead berated by Qiao Chu and Fei Yan. Seing her berated like that Lin Hao Yu tried to have the blame pushed onto Jun Wu Xie but it backfired and make the Blood Fiend Palace disciples to be the biggest joke of Cloudy Brook Academy and end her relationship with Jun Wu Xie.

During the Battle against the Twelve Palaces she jumped in front of the sword that was going to kill her Father. After the battle was over and Gu Ying was taken care of she was healed by Jun Wu Xie and sent to Spirit Jade Palace to fully recuperate. After Jun Wu Xie returned from Spirit World she me with her and the first words Jun Wu Xie asked was do you hate me? After telling her that she didn't Jun Wu Xie told that if she ever grew to hate her she could seek her revenge if she ever wanted to.

Appearance
Gu Xin Yan's countenance was highly charming and her smile pure and beautiful which made people warm up to her easily.