Their camping trip to the Everfree had been through some ups and downs, but Twilight and her friends nevertheless return home having enjoyed it. However, as they enter the Friendship Palace, they're shocked to discover an intruder within. A mare with a very familiar face, who has come to them after having escaped a gruesome fate. But, if that were not surprising enough, then they're truly taken aback when this newcomer explains why she's here.