The Boyfriend Mix-Up

Ariel's sister Attina has always been more interested in books than in boys, but lately her sisters have noticed that she's been spending even more time in the library. They soon discover why - Attina has a crush on one of the boys who works there. She's too shy to ask him to the upcoming school dance herself, but when flirtatious Adella tries to help, she accidentally fixes Attina up with the wrong boy! Can the mermaids come up with a plan to give Attina's love story a happy ending?