The Devil's Novice by Ellis Peters

Set in the medieval town of Shrewsbury, this historical mystery follows Brother Cadfael, a monk with a keen sense for solving crimes, as he investigates the mysterious arrival of a young novice at the abbey. The novice, seemingly tormented by nightmares and a troubled past, becomes the prime suspect in a murder case when a body is discovered. As Brother Cadfael delves deeper into the novice's history, he uncovers a web of deceit, ambition, and hidden motives that threaten to unravel the peace of the abbey and the town. With his astute observations and compassionate nature, Cadfael seeks to uncover the truth and bring justice to the innocent.