In post-war Japan, a new generation of giant robots is being developed to defend against a potential demon resurgence. However, it's discovered that only young women possess the necessary spirit to control these powerful machines. The government recruits a diverse team of global youths, then conceals their true purpose by disguising them as a theater troupe, mandating equal time for Shakespearean memorization and military training.

Sakura Wars
During a demonic invasion of Tokyo, a new mech suit joins Sakura's group, but the addition is soon followed by mysterious disappearances. The mechanical maidens must put aside their rivalries to defeat the supernatural forces threatening their home.