Giant rampaging mecha and the girls who love them! Three years ago, a mysterious explosion rocked La Gran Sabana, Venezuela. Thus began the "lost life phenomenon," a series of strange occurrences ranging from random murders to entire villages suddenly disappearing-and sightings of distant, disturbing giants! Flash forward to the present. Heroine Akao Hiiragi suddenly finds herself piloting a jinki, a form of gigantic battle robot. But even as she seeks to use the power of the jinki for good, a group of mysterious masked villains is after her, determined to take her captive...