Elena’s fingers tightened around her phone as she stood frozen in the sleek marble lobby of Marcus’s office building. Victoria’s text glowed innocently on the screen, each word twisting like a knife wrapped in silk: Sweetie, I’m home early and making your favorite pasta tonight! Marcus said he’ll be home by 6. Can’t wait for a nice family dinner. You two have been so close lately — it makes me so happy.

The afterglow from the desk still hummed between her legs — Marcus’s fresh load warm and slippery inside her — but the guilt hit like ice water. She looked up. Marcus was watching her from across the lobby...