Gunslinger Girl Omnibus 2  (English, Paperback, Aida Yu)

The Social Welfare Agency: a secret counterterrorism unit for the Italian government that rescues troubled young girls and turns them into cybernetically enhanced ruthless killers who do the government's dirty work. Yet the child assassins are not heartless as they were programmed to be. Henrietta struggles with her conflicted feelings towards her handler Jose, while fellow agent Triela combats her own inner demons as she strives to remember the girl she once was.