Dive into the magical world of Crystal Cove, a town full of merfriends hoping to become Protectors of the Ocean by connecting with a crystal and getting their glow! Jilly usually finds being a Fin Friend very easy, but there’s one merfriend they just can’t get along with: Joy, their new step-sibling. But when one of Joy’s many tantrums leads to a huge magical discovery, Jilly starts to wonder if they’ve got their step-sibling all wrong. What if there’s more to Joy than they first thought? About the Crystal Cove series: Dive into the magical world of Crystal Cove, a town full of merfriends hoping to become Protectors of the Ocean by connecting with a crystal and getting their glow. This big responsibility means they are ready to protect their home from any trouble, even from the evil witches that lurk in the Kelp Forest…