In 0068, Zeon Zum Deikun is assassinated by a conspiracy between Gihren Zabi and Degwin Sodo Zabi, who was Daikun's chief of staff during that time. Degwin Sodo Zabi declared Side 3 colony the Principality of Zeon and himself as Sovereign. Loyalists of Zeon Zum Deikun responded by assassinating Cicero in a car bomb attack. Zabi had the rebels captured and purged from Side 3. In response to this Casval Rem Deikun and Artesia Som Deikun were sent to Earth.