As a mixed-race mermaid, Lin Lanxin has been the prey of a mysterious organization since she was born. With 5 bloodlines, she is a rare species in this world. So on the way to escape pursuit, he met the vampire Xia Chenyu. The two redeemed each other and made more friends. She knew that the road ahead was dangerous and dark, but she still accepted this fate without hesitation, just to gain a new rebirth. Soon, one person will become the owner of Mirror Bay Island, and the other person will be the leader of the vampire army. The two are about to embark on a new journey...