Silver Spoon and Diamond Tiara are learning about their feelings, including those that they hold for each other. But when Silver Spoon is suddenly left homeless and has nowhere to go, she turns to her best friend for help.
Trixie has suffered much personal grief since her run on Ponyville with the Alicorn Amulet. If she can't forgive herself for what she did, then maybe somepony else can teach her how.