Follow the journey of The Morningstar Diaries: Ava as the story continues in Lucifer"s own words. The ruler of the Cyrillian angels finally has his family together and his queen by his side. But when Ava"s body begins weakening under her new powers, Lucifer is confronted with a choice; separate his soul from the woman he loves and regain immortality, or die with her and leave humanity to the true fallen angel. As The Seraphim race against time to find The Grail Sword, the choice between love and duty hangs in the balance.