The investigators receive a letter from the country’s greatest occult scholar, Étienne-Laurent de Marigny. It mentions the unsolved murder of a reporter, a possible conspiracy, and a peculiar drawing found clutched in the dead man’s hand. Being occult in nature, but unable to devote the time and effort needed to identify it, he requests their consultation.

A professor murdered to keep his brain, a gangster's last chance at revenge, a campus that ate something and forgot how to be human — and the night the Orne Library burned.

The investigators receive a letter from the country’s greatest occult scholar, Étienne-Laurent de Marigny. It mentions the unsolved murder of a reporter, a possible conspiracy, and a peculiar drawing found clutched in the dead man’s hand. Being occult in nature, but unable to devote the time and effort needed to identify it, he requests their consultation.

A hostage standoff with the mob, a brain harvested by lamplight, a photograph destroyed by exhaustion, and a plate of food that no one should have eaten.

The investigators receive a letter from the country’s greatest occult scholar, Étienne-Laurent de Marigny. It mentions the unsolved murder of a reporter, a possible conspiracy, and a peculiar drawing found clutched in the dead man’s hand. Being occult in nature, but unable to devote the time and effort needed to identify it, he requests their consultation.

The investigators receive a letter from the country’s greatest occult scholar, Étienne-Laurent de Marigny. It mentions the unsolved murder of a reporter, a possible conspiracy, and a peculiar drawing found clutched in the dead man’s hand. Being occult in nature, but unable to devote the time and effort needed to identify it, he requests their consultation.

A warehouse full of dynamite and the dead. A weapon that throws lightning. A dog that barks at a professor. And in a roofless shack in the woods, the order for what is coming tomorrow night.

The investigators receive a letter from the country’s greatest occult scholar, Étienne-Laurent de Marigny. It mentions the unsolved murder of a reporter, a possible conspiracy, and a peculiar drawing found clutched in the dead man’s hand. Being occult in nature, but unable to devote the time and effort needed to identify it, he requests their consultation.