Small, artsy and joyful, the only thing Celeste doesn't have is a future. Desperate for a dream to follow, she heads to Maretropolis, hoping to make her way, but will her dream turn out not to be what she hoped?

Rainbow Dash gets a letter from the Wonderbolts saying they need her. Hearing this, she tells her friends and half of Ponyville that she's going to meet the Wonderbolts and is possibly going to start a new career as an epic flyer. But once it's time to leave, will the bravest pony of all have the courage to leave her friends and home to chase her wildest dreams?