The streets of Canterlot are beautiful and regretfully empty at night. However, when an incident occurs in the ancient city, ponies begin to doubt it is the cold of night that keeps ponies indoors. Mister Fancypants, city renowned gentlecolt and celebrity, and Pip Squeak, an ambitious young gentlecolt in training, go to investigate the mystery. Learning that some pony tales are best left shrouded in the infiniteness of the night.