John V. Neumann

Age: 19

Talent: Prediction Calculation; Master of Computers

Neumann is the leader of the group of wanderers known as the Forest of the Greats, whose goal is "world peace," and is one of the original members. Contrary to her youthful appearance, she is always calm, composed, and rational, and single-handedly takes charge of the chain of command for her comrades.

After the Battle against the Sinner Army, together with Newton and Nightingale, she declares the "Great Humanity Plan" and declares war on mankind.