As the next Wonderbolts Open Audition draws near, Rainbow Dash prepares her most daring stunt yet–the Rainbolt, a combination of Pegasus weather magic and her signature Sonic Rainboom. But an unexpected flying accident forces Rainbow to re-evaluate her priorities. How much is she willing to give for a dream of fame and fortune? Her friendships? Her very life? How much will one Pegasus sacrifice for the sake of a Rainbolt?