When Maud is disowned by most of her family, she flees to Ponyville to stay with Pinkie. But when Pinkie doesn't have a house of her own, she ends up staying with a mare with plenty of secrets of her own.

"Do you have what Trixie asked for?"     Twilight felt like she was watching a drug deal in real time.   Mostly because she was.  That was exactly what she was doing.