Mongeville and Magellan cross paths in Pessac as they investigate the murder of a young woman.

A waitress is found drowned at a resort hosting the annual convention of a luxury cosmetics company.

A doctor is found murdered in a medical office.

A newspaper's editor-in-chief announces his suicide on the front page.

Mongeville and Magellan are asked to find a missing woman, whom they both loved.

Warned of a danger in the medieval castle of Roquenoire, Mongeville and Valentine helplessly witness the commission of an inexplicable crime.

An archeologist is found murdered in Bordeaux.

A powerful shipowner is found murdered in the port of Bordeaux.

A farm worker is found dead, asphyxiated in a barn fire.

On vacation, Mongeville witnesses the death of a young heiress.

In the silence of a Carmelite convent, Sister Amelie is found murdered.

In the heart of the Pyrenean peaks, a mountain guide kills himself in a paragliding accident - or is it?

While attending a public rehearsal of a Moliere play, Mongeville witnesses the murder of the lead actress.

First responders deployed in a simulated disaster discover a real-life murder.

The owner of a prestigious silk workshop is found dead in his looms.

Mongeville investigates when an architect is found dead on the construction site of his most important project.