At the behest of her boss, young designer Lexie heads to the north of Ireland to undertake the renovation of Dunmor Castle. However, the manor house and its surroundings seem familiar to her, even though she doesn't remember ever being there before. Growing up as an orphan, Lexie has been trying to learn about her past for a long time. But instead of clarification, nightmares come. Surprisingly, she finds help where she would least expect it, namely at her boss's biggest competitor. Will she be able to uncover an ancient secret? And will he find solace and peace in the end?