Silverstream hadn’t always been deaf, but she'd always had a loving family who were willing to support her every step of the way. Gallus had always been deaf, and wasn’t so lucky.
Twilight Sparkle wakes up one morning, to find she's living with her family and is a filly again. She's not in Canterlot but in Ponyville though, and that's just the beginning of the changes. Like her new school, and the identity of the Headmare...