Celestia is beginning to get into her Princess Duties under her mother and father. This is taking up a great deal of her time. Her baby sister, Luna, is not happy about this, as it feels that nopony has time for her. To appease her, Celestia sets out to find fillies Luna's age for her to play with, and to teach her the Magic of Friendship. She then discovers how hard it is to balance foalsitting 7 fillies still in diapers with growing up as royalty.
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A challenge to myself. The exact nature of the challenge is unimportant. However, take a look at this.
HNNNG Counter:
0178++++++
Edit: The '+' equals a HNNG that encompasses the entire chapter.
That's right. When you comment, I'd like you to include how many times in each chapter you have that particular reaction. I'll be keeping a running total. That ought to give you a good idea what kind of story this is.