Prolouge- Stolen Magic

When Princess Twilight goes missing it's up to The Mane 6, Royal Family, Sunset Shimmer, Discord, Trixie, and Starlight Glimmer to rescue her along with some help from alternates

This takes place after Equestria Girls/Guys- Legend of Everfree and Relaxing at Camp Everfree

Canon Wise- Takes place during Season 7 after A Royal Problem

Mirror Magic does not exist in this story so Sunset and Starlight don't know each other