The Hunt by Ronna Anders
Haunted by amnesia, Eun Seong Ri, a clumsy commoner, struggles to settle a life debt with her adoptive mother. Her futile attempts to resolve this drives her into another lifeline debt with the Crown Prince of Joseon. To fix this, she’s plunged into finding someone on the death list of a vengeful vampire. With a heart-wrenching killing spree taking over, she realizes with time that there’s more to her amnesia as it is connected with horrifying mysteries and murders that can claim her life on the spot.