Sister Mona (Mona Wales) catches Sister Charlotte (Charlotte Stokely) and Sister Riley (Riley Nixon) talking about pleasuring another women. Furious, Sister Mona throws Sister Charlotte out of the room so she can punish Riley for her sinful ways. Scared for her sister, Charlotte gets the only nun who can save Sister Riley_ Mother Superior (Nina Hartley). They re_enter the room to find Sister Mona whipping Sister Riley! Mother Superior orders Sister Mona to stop, sending Sister Charlotte and Sister Riley out of the room. Now the two nuns are alone. Finally, Sister Mona gets the attention of Mother Superior and she will make sure to enjoy every wicked second of it.