@jespah,
A Princess of Bars - A martian diplomat devolves into debauchery.
A Princess of Jars - A martian abuses her diplomatic immunity by going on a killing spree and pickling some trophies.
A Princess of Oars - Old Man and the Sea/Life of Pi mashup with a strong female lead....
A Princess of Wars - Barsoom invades Earth and is defeated by an infection.