Zosia oversteps the mark and accuses a patient of a media leak, leaving Oliver with an unwelcome dilemma. As his suspicions spiral out of control, Zosia makes a gut-wrenching decision. Dominic faces his fears when he encounters someone with a painful past, and Serena returns to find Bernie helping out on AAU. However, her gratitude is short-lived when she discovers the real reason for the surgeon's presence on the ward.