What is the name of this film?

A girl gets abducted, and the mother has brief visions of her whereabouts. The kidnapper is actually a college friend of the girl who fell in love with her and paints loads of pictures of her, and ends up taking her away from her boyfriend as to protect her after an argument. Later on he confesses to the mother after she suspects him, but gets run over in his panic later on and dies. The girl is eventually found under ground and nearly dies from dehydration