Set after Rainbow Rocks, the defeated sirens reluctantly came back to Canterlot High as students. With tensions high within the group, Adagio and Aria called Sonata out on her less then intelligent behaviour and caused her to become upset. Wanting to prove them wrong, Sonata left the Dazzling so she can prove how intelligent she can be without them.
Meanwhile, Pinkie to was feeling that she getting much appreciation. She thinks that she is only good at parties and nothing else. And so, in order to better educate herself, Pinkie went to the library so she can learn.
But when she discover that learning was hard a boring, she happen to come across a certain human-turned siren who had a falling out with her friend. Once they realize that they have things in common, the two began to have a wonderful friendship that become very attach to. And this story is about that friendship