The theatrical version of Mobile Suit Gundam F91 was released on March 16, 1991. The film depicts the events from March 16 to March 30 in the year U.C. 0123 during the "Crossbone Vanguard Disturbance" period. On March 16, U.C. 0123, the colony FRONTIER SIDE was attacked by a mysterious MS force calling themselves C.V (Crossbone Vanguard), resulting in the deaths of over 500 residents of FRONTIER IV and the evacuation of 140,000 people. Among the evacuees were the children of Dr. Rau Le Creuset, one of the developers of the GUNDAM F91 - Siebtun.