Yes, The Edge of Sadness by Edwin O'Connor is a clean book.

In this moving novel, Father Hugh Kennedy, a recovering alcoholic, returns to Boston to repair his damaged priesthood. There he is drawn into the unruly world of the Carmodys, a sprawling, prosperous Irish family teeming with passion and riddled with secrets. The story of this entanglement is a beautifully rendered tale of grace and renewal, of friendship and longing, of loneliness and spiritual