Possessive Pure Taboo -

"She had always known that his love was different, intensely so. At first, it was flattering, the way he'd glance at her when she spoke to others, the way his fingers intertwined with hers seemed to stake a claim. But as the months wore on, the possessiveness grew, suffocating her with its pressure. It was then that she realized the pure, undiluted terror of loving someone who could not let go."

And then he came.