Jane Willan writes the Sister Agatha and Father Selwyn Mystery Series which is set in Wales. It features Sister Agatha, the nuns of Gwenafwy Abbey and Agatha's unwitting sidekick, Father Selwyn. This is a clever traditional mystery series set at a bucolic Welsh convent, The Shadow of Death introduces Sister Agatha, a mystery-loving nun who finds herself in the midst of real-life murder cases.