Orpheus--To most he's an enigma, a devil-may-care rogue who does whatever he pleases whenever he wants. Now this loose cannon is part of the Eternal Guardians--elite warriors assigned to protect the human realm--whether he likes it or not. Orpheus has just one goal: to rescue his brother from the Underworld. He's not expecting a woman to get in the way. Especially not a Siren as gorgeous as Sky...