New York Times bestselling author Margaret Peterson Haddix delivers the thrilling conclusion to her middle grade Mysteries of Trash and Treasure series as Colin and Nevaeh unravel their most personal mystery yet.
Colin has spent all summer solving mysteries with his friend Nevaeh. But theyâve only ever dealt with other peopleâs mysteriesâones that are safe for Colin to think about. Heâs still stuck on the mystery surrounding his own father, who his mother refuses to talk about and he canât remember meeting.
Then one morning Colin finds a shoebox on his porch with a note on top: âYour father wanted you to have this.â Inside the box is a key. This new clue makes Colin even more determined to find out the truth about his dad and why his parents split up when he was a baby. Colin and Nevaeh begin investigating Colinâs father in a quest that takes them from eerie storage units to lock-lined bridges to, strangely, secrets in Nevaehâs family.
But the closer they get to connecting the clues, the more trouble awaits them. A serious accident leaves Nevaehâs family reelingâand Nevaeh racked with guilt. And digging into Colinâs fatherâs past may lead Colin and his mom into even more danger. Can Colin and Nevaeh solve the mystery before it's too late?