Set after 'Rainbow Rocks', life has been getting better for Sunset. After helping to save the world from the sirens, she has been pardoned for her crimes and is more accepted by the students of CHS. Life is good, but something is still bothering Sunset. After buying a mysterious sketchpad, Sunset decides to take out her frustrations through her drawings. But when the monsters in her drawings start coming to life, can Twilight and her friends find a way to help Sunset before it's too late?