While investigating Canterlot Library for the source of a potentially dangerous amount of love, Princess Cadance stumbled across its forbidden archives. There, she came across numerous stories packed with romance–some between ponies she knew.

Eventually, the Princess of Love decided that she would "help" make some of the romances a reality. A new shipper was born.

Unfortunately, things didn't go as she hoped, and it might even cost Cadance her horn.