Black Narcissus (1947) on Netflix

Sister Clodagh, currently posted at the Convent of the Order of the Servants of Mary in Calcutta, has just been appointed the Sister Superior of the St. Faith convent, making her the youngest sister superior in the order. The appointment is despite the reservations of the Reverend Mother who believes Sister Clodagh not ready for such an assignment, especially because of its isolated location. The convent will be a new one located in the mountainside Palace of Mopu in the Himalayas, and is only possible through the donation by General Todo Rai of Mopu - "The Old General" - of the palace, where the Old General's father formerly kept his concubine. On the Old General's directive, the convent is to provide schooling to the children and young women, and general dispensary services to all native residents who live in the valley below the palace. Accompanying Sister Clodagh will be four of the other nuns, each chosen for a specific reason: Sister Briony for her strength, Sister Phillipa who ...