Ten years ago, Quincy Carpenter went on vacation to Pine Cottage with five classmates and returned alone. Her friends died under the knife of a cruel maniac. The journalists immediately dubbed her the Last Girl and recorded her third to two survivors of similar massacres: Lisa and Samantha. But, unlike them, Quincy does not remember what happened in that cottage. Her brain seems to have hidden from her the memories of all the bloody horrors.Quincy is trying her best to become an ordinary person, and she almost succeeds. She lives with an attentive and caring boyfriend, maintains a popular confectionery blog and, thanks to medications, hardly remembers the old tragedy.But Lisa is found at home, in the bath, with her veins cut, and Samantha bursts into Quincy's life with a clear the intention to turn over her terrible past and make her remember everything. What goals does she pursue?Gradually, Quincy realizes that only by remembering the past, she will be able to deal with the present. But won't the price be too high?