In a universe oppressed by the tyrannical Ventika empire, hope emerges from the discovery of a mysterious girl named Muma by the rebel planet G.P.P. Tasked with liberating Muma from her amnesic imprisonment in a high-security facility, the elite operative Agent Kate embarks on a daring mission. As she succeeds in her rescue, a new assignment awaits—freeing another pivotal figure, the exceptionally gifted but detained Bavi Stock. With Bavi's abilities crucial for toppling the empire, Agent Kate faces the daunting challenge of extracting him from Ventika's formidable prison planet. Can she accomplish this mission, and what secrets lie within the enigmatic Bavi Stock? Explore the gripping tale of liberation and intrigue in the two-part OAV series: