The papacy has long denied the existence of a female pope, yet there is ample evidence that she was, indeed, real.

Forbidden is the intriguing story of Pope John (855-858) the only woman to have served as Pope of the Roman Catholic Church. Born a poor girl in Mainz, Germany, Agnes Johanna was a truly gifted learner who was allowed to study in the local monastery. When she reached the age of 12, she was promised to an oaf of a boy whom she did not wish to marry. The only way for her to continue her education was to leave with a religious novice who recognized her potential and befriended her. Disguised as a fellow novice named Gilbert, the pair set out on a journey that opened paths for her education along the way, ultimately leading her higher and higher in religious circles.

As a learned monk in Athens, she was brought to the attention of Pope Leo, the son of Charlemagne, and eventually became his secretary. When he died, she was chosen to be the new Pope--Pope John. This riveting religious historical novel tells the legendary tale of her journey and discovery.