A powerful lightning storm, formed in the Everfree Forest is threatening Ponyville and its residents with destruction. Despite having no chance of stopping it, Rainbow Dash and her weather team put their lives at risk as attempt to delay the lethal storm while ponies evacuate from Ponyville. Disaster and tragedy strikes, and Twilight Sparkle and Rainbow Dash’s lives will never be the same. As they help each other heal and recover from the storm’s effect on their lives, they discover no matter what challenges they face, they can rely on each other to face them together.