After the events of Blood, Renee, Drake, Leslie, and Irving find themselves prisoners of the infamous Institution. Here, screams echo down the halls and the cells drip with blood. Purebloods don't last long behind these walls. Secrets lurk like beasts, waiting to devour. As the four heirs try to survive, something is born within the Institution's walls. Something darker sleeps beneath this compound. Something powerful lies in wait. In this fourth...