The SISP deploys twenty-fifth century technology, while Professor Amber and the Smith family become involved in a war between the Rus' principality and the Byzantine Empire. This story is based on fifty messages that were posted on Twitter in July and August 2022. It is a political protest against the current Russian-Ukrainian war and it takes the form of a time-travel fantasy beginning in 2021. The original title of the story was "ZARATORIO MUST BE DEFEATED". A continuation of 'Zaratorio 3: Fifty More Tweets'.