CANCELLED AND BEING REWRITTEN HERE: REWRITE

Sunset, instead of fleeing to another dimension, talked it out with Celestia and decided to stay in Equestria. As she continues her studies, Celestia gets a new student.

A young purple prodigy, Twilight Sparkle!

Celestia tasks her with taking care of the young filly, which she is not too keen about. All Sunset wants to do is study magic with Celestia. What kind of scenarios are these two young unicorns going to get into?

Rated "Teen" because of themes, language, and a bit of violence. Sex tag because of raunchy/steamy innuendos. Violence tag because of light descriptions of violence and injuries.