You're only mine

A young girl who tends to keep to herself was oblivious to her childhood friend's advances towards her, but it became blatantly clear when the boy kidnaps her for his own sick fantasies. In a remote location, he plays house with her, becoming more and more obbsessed with obtaining her affections. Young Lottie resists much to his dislike, but will that be the case forever, or will she slowly fall for her captor?