Penny, Louise. Three Pines mystery.

Thorndike Press large print core series.

"It's spring and Three Pines is reemerging after the harsh winter. As the villagers prepare for a special celebration, Armand Gamache and Jean-Guy Beauvoir find themselves increasingly worried. A young man and woman have reappeared in the Sûreté du Québec investigators' lives after many years. The two were young children when their troubled mother was murdered. Now they've arrived in the village of Three Pines. But to what end? As Chief Inspector Gamache works to uncover answers, there are hidden messages warning of mayhem and revenge and an old enemy is released in Armand Gamache's home"--