Season 4...Sailor Moon SuperS...
In this season we follow the story Helios. A strange circus group that wants to use his powers for evil is hunting down Helios. He is only able to communicate to the Senshi through Chibi-Usa's dreams. The circus invades dreams in search of Helios. The Senshi battle to help protect Helios. Eventually the enemies are banished, except for the Amazoness Quartet, who end up turning into the Asteroid Senshi.