Tale of a certain batpony

First batpony moves into Ponyville. Many ponies want to befriend him but he's got a dark side of him. that he doesn't want to reaveal... yet.

This is a story about Vigor Mortis, vampony that moves into Ponyville. Of course, Elements of Harmony want to befriend him, but… Who is he exactly? Why did he move into Ponyville? Why he feels different than other ponies? These and many other questions, will be answered in this story.