Part 1. Thunderstorm?

This is my first story and it will be about RWBY and the bad time trio, I do hope you enjoy this story and criticism is welcome
( I do not own Undertale, or RWBY, all rights reserved to their respectful owners, THIS GOES FOR PICTURES AS WELL, NONE OF THE PICTURES IN THIS STORY ARE MINE, ALL RIGHT GO TO THEIR RESPECTIVE OWNERS)
Also I don't know every detail of RWBY so if I make a mistake please correct me