Lady of the Moor — Pat Phillips

In a rented room in London, where she had come to study piano, green-eyed orphan Clare Trevor faced a grim, rainy Christmas by herself. So she was thrilled to be invited to Windleshaw Farm on the moors, the home of her daffy Aunt Dora who expected to meet the same fate as her murdered husband. "Bats in her belfry", Simon Heath, Clare's cousin, assured her. He, too, was a houseguest, along with his friend Gavin Lyle, a tall, dark Scotsman. Gavin had a sinister air, but when he boldly kissed Clare under the mistletoe, she felt breathless. Then a number of inexplicable things began to happen, and Clare's suspicions grew . . .