Look for Me by Moonlight

When the mysterious Vincent Morthanos arrives to stay at her father's inn, 16-year-old Cynda is mesmerized. His charm and sensitivity are irresistible. His attentiveness is constant. Cynda's sure she's in love. Daring to hope that the stranger shares her feelings, Cynda is innocently blind to who he really is--or to the terrible danger of coming under his spell.