Used book – The Oath of the Catacombs, Odile Weulersse

At fifteen, Touitilla risks her life every day for her friends because, like her, they are Christians. The Romans abhor these "godless" people whom they accuse of all crimes. Condemned, tortured, thrown to the lions, will they die for their faith? Touitilla has a strange lover: poor at speaking, a star gladiator and a champion chariot racer... What will he do for her? Traitors are everywhere...