She didn’t know what made her do it. Maybe it was all the emotions that had been stirred up over her investigation into Nigel and Gretchen Kelly. Maybe it was the reminder of how close she’d come to losing the one person that meant everything to her. Or it could have been the fact that he’d single-handedly destroyed her life and nearly killed Clark. Either way, it didn’t matter. What did matter was how good it felt when her hand came in contact to deliver the hard blow across his face.
He deserved that slap. Lois wasn't simply doing this for herself, but for all the countless people this man had harmed to acquire wealth and position.