Nurse in the Woods = The House in the Woods — Leslie Lance

The House in The Woods would provide Cecil Lynton with everything she had to have: a home for her orphaned niece and a job for herself, which she desperately needed for their support. All she would have to do was accept the position of nurse-governess for Sir Garnet's motherless child. With her hospital training behind her, Cecil was sure she could handle it. But could she? There was a mysterious undercurrent at the House, and her interest in Sir Garnet and his peculiar relatives was drawing her into it. Before she could disentangle herself, Cecil was forced to become a helpless pawn in the deadly game they were playing….