Ever after high, fairy tale retellings book #1

Things have gone topsy-turvy at Ever After High! After Faybelle casts a spell on the midterm hexams, the students unhexpectedly find themselves inside the wrong storybooks! Cupid thinks it's fairy fableous to be Cinderella-even if it's just for the day! But when she notices her wicked stepsisters secretly sneaking out of the Prince's Royal Ball, Cupid decides to investigate with the help of her friends, Hopper Croakington III and Madeline Hatt...