Once upon a time, an angel and a devil fell in love and dared to imagine a world free of bloodshed and war. This is not that world.
Now that Karou knows the truth of who she is she must decide how far she will go to avenge her people. She finds herself on opposite sides to Akiva in a war that is raging on. Karou is building a monstrous army in a land of dust and starlight while Akiva is looking for redemption and hope. Filled with heartbreak, secrets and impossible choices.