The Grant sisters, reserved, competent Caroline and spritely, silver-haired Lottie are tasked with the cryptic last request of their beloved grandmother to: “Revive the tormented soul of Fier.” Now they must cross the Atlantic, from Manhattan to the top of a cursed Scottish moorland.
Looking forward to independence, adventure, and men wearing kilts, the girls instead find they have inherited roles in a gruesome legend. Atop their Highland cliffs, a long dead lover impatiently waits for his mistress to return…and his heart is black as jet.