"I cut, you pick" is the time-honored rule for sharing treats. But what if a pony is sharing love with two others? When Maud brings one big brownie home to Trixie and Starlight, they have to figure that out.
After a few romantic incidents and subtle attacks from a formidable villain, the Tree of Harmony's friendship map is extended, allowing a certain trio to tap into "unsuitable" areas once deemed to rot and burn under the verdicts of Luna and Celestia.
After the events of 'Rock Solid Friendship', a certain magician appears on the scene, jealous of Starlight's newfound friendship with Maud. She immediately challenges her rival to a 'winner takes all' contest... most unfortunately for Starlight.