Castle Hangnail is in desperate need of a truly terrifying master. If the castle does not find a wicked witch to rule its halls, the strict Board of Magic will decommission the building and leave its loyal minions completely homeless. Enter Molly. She shows up on the doorstep ready for the job, but the minions are incredibly doubtful. After all, Molly is only twelve years old, quite short, and unfortunately very polite. She does not look anything like the tall, terrifying sorceresses they are used to. But Molly fiercely promises that she is incredibly wicked, and she immediately begins completing the dangerous tasks required by the Board of Magic. The minions finally feel hopeful about saving their home, until they slowly realize that Molly is hiding massive secrets. The biggest secret of all is that she is not actually who she claims to be. This quirky and heartwarming novel is packed with magical mishaps, unforgettable characters, and brilliant humor. It is a charming exploration of found family and what it really means to be wicked.