"Promise me... no matter what happens, you'll never forget me."Five years ago, Ethan Vale made that promise.Now, he looks into Iris Hart's eyes and quietly asks, "Do I know you?"At first, Iris thinks he's joking. But when her best friend forgets their childhood memories, her classmates no longer recognize her, and even her own family begins to treat her like a stranger, she realizes something is terribly wrong.Someone or something is erasing Iris from everyone's memories.With every passing day, another person forgets she ever existed. Desperate to uncover the truth, Iris must race against time before the last person who still remembers her disappears forever.When the whole world forgets you... can love remember?