Moll Pecksniff and her friends are living as outlaws in a secret cave by the sea, desperate to stay hidden from the Shadowmasks. But further along the coast lies the Amulet of Truth, the only thing powerful enough to force the Shadowmasks back and contain their dark magic. So, together with Gryff, the wildcat that?s always by her side, and her best friends Alfie and Sid, Moll must sneak past smugglers, outwit mer creatures and crack secret codes to save the Old Magic. With more at stake than ever before and the dark magic rising fast, can Moll and her friends stop the Shadowmasks before it?s too late?