As usual, seventeen-year-old Alice Teale walked out of school at the end of a bright spring day.

She's not been seen since.

Detective Beth Winter knows that more often than not, the culprit is someone the victim knew. And it's soon clear that everyone in Alice's life seems to have something to hide.

Then Beth receives a disturbing package: pages from Alice's precious diary.

Who could have sent them? And what have they done with Alice?