Good girls die first. Foxfield K.

“Eight hours, Pierce Portgrave.

Do you know how to keep secrets?” -

This is what they wrote to her. At the beginning of last week, the virgin white envelope fell on the rug under her door. Inside lay a photograph that no one except Ava has ever seen. And I shouldn't have seen. Someone took advantage of the old writing machine and printed today's number and mysterious instructions on the back. And nothing more. It was on blackmail. Otherwise, why should anyone send Ave this photograph?

This letter forces sixteen-year-old Au to come to the island with an abandoned amusement park. She is one of the ten teenagers, and each keeps his dark secret. When the fog absorbs the pier, the group is cut off from the mainland.