In the near future, the federal government creates a committee to rid society of books it deems unsuitable. The libraries vow to protect their collections, and with the help of local governments, form a military group to defend themselves--the Library Forces!

Fighting censorship at her hometown art museum, Iku Kasahara and her fellow Library Forces team members are involved in a fierce skirmish in which several ranking officers are severely injured. The damage is far reaching, causing a rift in the Library Forces management that makes Iku question her place in the organization. In the midst of this controversy, Iku's relationship with her direct supervisor, Dojo, grows more intimate when a long-discussed tea-date begins to sound more like a romantic liaison!