When best friends, Jez and Charlie happen upon Quentin Quirk’s Magical Emporium, they discover potions and magic spells galore! Hardly containing themselves, they choose a bottle of Liquid Frighteners that when applied to anything, scary creatures appear. With three drops, Jez only gives sister Abigail a well-deserved dose of sharks in the bath, but it’s not long before events spin out of control. Will Jez and Charlie confess and come to the rescue in time?