Mlpprincesses Stories

This is pretty much a book where you comment truths or dares and whichever princess you want to answer it will do so. Of course, the princesses are Celestia, Luna, Cadence, and Twilight

so guys I'm making another story pls pls read it ill make it as good as possible

Why did Luna turn into Nightmare Moon? Is she really to blame? How did Celestia really feel when she banished Luna? How was she able to do it so quickly and without regret?