Melody is a normal girl with a normal life. She wakes up, goes to work, goes to her classes, and comes home and dreams of living a more glamorous life. When a mysterious time-rift opens in her home, she steps inside and falls into a cold lake! What she finds there shocks her! Her rare blood type makes her the perfect fit for becoming one of four vampire princesses' consort, but first, she has to learn how to survive in this brand new world ...