Shirogane no Cal to Soukuu no Joou

Following a final war with the dragon race thousands of years ago, the remnants of prehistoric technology called Pashiate is left. Lately, this technology has been used to create E-technology, the basis of wealth in the Fulcrum empire. However, there are people who wish to use Pashiate for ill purposes. Cal Ruslan is a student at the Imperial Junior Academy, and also a government agent known as a ‘Library’ who protects the Pashiate technology. She operates the giant heavy robot Alper, which is the only thing that can defeat the ghosts of the past.

Shirogane no Cal to Soukuu no Joou is a science fiction/fantasy visual novel by Kuma-san Team and Kogado Studio.