Creaky floorboards and mysterious shadows await at the Old Mill! The Secret Seven's ears perk up when strange noises start coming from the abandoned building at the edge of town. Is it just the wind playing tricks, or has someone—or something—moved in? Join Peter, Janet, and the gang as they tiptoe through cobwebs, decode peculiar clues, and munch on midnight snacks while unraveling the mill's most ticklish mystery yet! Will their password-protected detective skills be enough to crack this creepy case? Only one way to find out—adventure awaits inside these pages!
