Chrysalis has come down with some sort of ailment, and you're too ill-equipped to help her by yourself. But how can you get help when neither Chrysalis nor those who are capable of assisting her are willing to leave the past behind?
After a misunderstanding, you end up sustaining a serious injury while trying to protect Chrysalis. Now, the ex-queen is on the run, carrying you with her as your time among the living grows short.
After being accidentally transported to Equestria, a series of happenstances netted you one request from Princess Celestia herself. Why did you choose to have tea?