An alien spirit guide. A desperate rescue mission. And one passionate love affair.

Despite her own otherworldly origins, part-alien Callista Jones never expects to fall for former spirit guide Raphael, but she can't resist the strange, intense attraction she feels for the handsome man. With all of her friends and family attempting to pull her away from him, her desire for Raphael only intensifies, driving a wedge between Callista and those she loves. When an alien conspiracy threatens their very existence, it's up to Callista to save them. But can she reconcile with her family and still have the angel who loves her?