"In the Wine Press: Short Stories" Joshua Hren, Angelico Press (2020) 158 pages, $16.95   Although the image of the wine press never appears in any of the stories, the feeling of being "pressed" – or perhaps oppressed – is the enduring theme of Joshua Hren's "In the Wine Press: Short Stories." The characters suffer, and few of Hren's stories offer them much of a salve. Mass shootings, suicides, joblessness, overwork, euthanasia and three cases of clergy sexual abuse are among topics addressed. Thus, this reviewer gives the book a content advisory warning. The author doesn't draw a veil of artful discretion over these scenes of carnage; beautifully written but with stomach-churning frankness, the reader is left cringing but grimly…