 The window was restored by Lusson in 1873 and has six panels.These depict a martyred Franciscan friar carrying a sword, Saint Trémeur holding his severed head, Saint Jean Discalceat, Saint Andrew, John the Evangelist and Saint Joseph.The arms of Chastel, Bretagne, Pont-l’Abbé, Rostrenen, Poulmic, Chastel-Mesle, Coetlogon and Leslen complete the window.