Penelope Cross is Miss. Nerdy Pants, your stereotypical shy girl. Harry Styles is your Mr.Popular he can get any girl he wants with a flash of his smile, but what happens if he ends up falling for Penelope?

She doesn't remember anything. Their first date, their first kiss, the first time he bought her flowers, their first fight. She doesn't even know who he is. She's forgotten something horrible, something no one wants to remind her of. So what exactly happens when everything disappears?