1) Read "A Good Man Is Hard to Find" (pp. 403-413 [2016] / pp. 419-430 [2013]), "Revelation" (414-427 [2016] / 431-444 [2013]) and "Parker's Back" (427-439 [2016] / 445-457 [2013]) by Flannery O'Connor carefully to make sure you have a solid grasp on them.