Forgotten

Ella Dean is traumatized when her best friend, Lily Thomas, disappears into a blue box never to return. She searches for the box, but when she find it and meets the mysterious man inside, she gets more than she bargained for. She gets whisked away with a man she hates into a dangerous adventure every time she meets him. The catch is that no matter how many times they bump into each other, he never remembers who she is.