Bound Series by A.D. Trosper

It's her destiny to break the seal and his to keep her alive... Isobel Moore is looking forward to spending her summer break alone while her parents are overseas. Until she returns from college to find her home isn’t quite the welcoming place it used to be. The stained glass window her parents installed is more than just a beautiful piece of history; something sinister is sealed within the colored glass... moreIt's her destiny to break the seal and his to keep her alive... Isobel Moore is looking forward to spending her summer break alone while her parents are overseas. Until she returns from college to find her home isn’t quite the welcoming place it used to be. The stained glass window her parents installed is more than just a beautiful piece of history; something sinister is sealed within the colored glass. When Isobel meets her new neighbor, Damien DeLuca, she discovers the gorgeous and mysterious stranger has plenty of his own secrets. Including the knowledge of what's happening in her home. As her world spins out of control, she unravels a past that not only tests her limits, but also everything she thought she knew. The darkness within the window yearns to be free and it will do anything to escape—including killing Isobel. less

When demons show up there will be hell to pay… At nineteen Morgan has already faced more loss than she can handle and has more experience living on the street than she wants. Unable to do anything other than keep on the move in order to hide from the demons that hunt her, she guards her heart and emotions carefully. But when the demons start talking to her and calling her by a name from another life, things spiral beyond her control... moreWhen demons show up there will be hell to pay… At nineteen Morgan has already faced more loss than she can handle and has more experience living on the street than she wants. Unable to do anything other than keep on the move in order to hide from the demons that hunt her, she guards her heart and emotions carefully. But when the demons start talking to her and calling her by a name from another life, things spiral beyond her control. Lucian, an ancient dark angel who has seen his fair share of lives, is happy being a free agent until he’s assigned to Morgan. Determined to do everything on her own, she’s unlike any channel he’s ever met. As the danger mounts and a demon prepares to open a gateway to the underworld, Morgan must find a way to overcome her past in order stop him. Offered what her heart desperately wants, and holding a key that will close the gate but open another, Morgan struggles find the strength to make the right choice. less