The comic book adaptation of the novel that won 21 literary prizes. Let us take you on a treasure hunt... behind closed doors! Chills guaranteed!

For the first time in his life, Tim is about to spend two days entirely alone—in the very old house his parents have just bought. "If you’ve got ten minutes to spare, start stripping the walls of your bedroom," his father jokes. Tim takes the challenge seriously. But exactly ten minutes later, after peeling back a piece of the ugly flowery wallpaper, he uncovers a mysterious message: This is my story...