It has been days since Trixie was sent to her padded prison, rotting here. It wasn't her fault for her magnificent performance at Canterlot, nor was responsible for the whole "Horror in Canterlot." Plus she was very certain that old tome from that Herald hasn't harmed her sense of mind. Unfortunately for her.... it might not be the case.
A direct fan sequel of Drhoz's story of "The Stars Will Aid Their Escape" https://www.fimfiction.net/story/35717/the-stars-will-aid-their-escape