When the Blood Calls, three hearts become one...At odds for centuries, ex-lovers, Zoe and Phillip, have spent two lifetimes ignoring the bond formed between them. When their best friend Guy falls victim to the madness that threatens to consume their kind, Zoe and Phillip set aside everything to rescue him. To save his soul from the darkness, they must bind themselves—mind, body, and soul—finally manifest by the call of the blood.