Shelia Kiernan gets ready to turn in when Robert, her husband of seven years hops in the shower. His iPhone won’t stop chirping, so she while he’s no doubt rubbing one out, his, dastardly deed, obscured by steam and quickly washed away without a trace; she grabs it from the nightstand, easily guesses his passcode, 052665, his birthday and swipes through his text messages. Her jaw drops when she sees several salacious sexts from Melanie Montgomery, his Physician’s…