The Back Porch

The setting where all of the action and dialogue takes place.

The Proof

Catherine's brilliantly written proof of a mathematical theorem formerly believed unprovable. Unfortunately for Catherine, no one believes - at least at first - that she is its author.

Robert's Notebooks

One hundred and thirty notebooks left behind by the mathematical genius turned madman. Hal insists on sifting through them looking for ideas of value, but the only value he finds is the proof Catherine wrote.

Northwestern

The university Catherine attended until she had to drop out to care for her father.

Hal's Thesis

Hal's post-graduate thesis, completed under the guidance of Robert. It is this thesis which Hal brings to the house, occasioning his first meeting with Catherine.

Hal's Backpack

The backpack Catherine searches when she is initially suspicious of Hal's motives.

Hal's Jacket

What Hal used to conceal the notebook he...