After being unable to pay her bill to the local dentist, Fluttershy is given an option to clear her bill and it is a very unconventional option. Fluttershy, despite having great friends, is lonely and decides to take the dentist up on her offer.
For quite some time Night Light tolerated his wife's trysts with the princesses but when she finally runs off with thm, he decides that it is finally time to file for divorce and make her pay for the anguish she has caused him.