Rieri Bishop & Naomi Evans are both of the protagonists/false main antagonists and two anti-heroines of Prison Battleship franchise. Rieri is the commander of the Space Federation belonging to the Army Military Police Investigation Department and a senior investigator who belongs to the enemy of Donny Borgan. Naomi is the major of the Space Federation and a new solar power generation born in Planet Titan, she is an assistant to the Army Military Police Investigation Department.