Meredith bit her fingernail as she watched Mark walking the halls."Whatcha looking at?" Izzie said. Meredith turned to Izzie."Umm.Nothing." Meredith said picking up the chart and walking away.

Mark looked at the surgery board. "Breast enhancement at 4:15. Get Dr.Grey on my service for today." He said to Miranda Bailey. Miranda nodded. "Okay but do you mind me asking why Grey?" She said. Mark picked up his pager. "I have to go." He said turning around.

He pushed the on-call room door open. Callie Torres sat on the bed. "My god I've been paging you for half an hour." She said getting up. She kissed him on the lips.

"I can't hurt Derek again by messing around with Meredith like I did with Addison." Mark thought. "Callie." He said firmly. Callie looked at him. "Yeah?" Mark opened the on-call rooms door open and left.