Newly qualified from Bob Bernstein's online school of detecting, Moon is eager for his first case. When the winner of the art club competition has one of his paintings stolen, it transpires that this is not the only recent theft at the St Jerome's school and the new headmistress, Principal Quinn is already on the case. According to school reporter, Mia, the prime suspect is Red Sharkey, whose family members are no strangers to being top of a suspect list. But when Moon realises that he is following the wrong trail, an unlikely alliance is forged and a new detective duo is born.