Witnessing Do-won being snubbed, Yi-young finds herself getting defensive. Meanwhile, Sa-bi and Nam-kyung can't stop clashing over their differences.

Frustrated by the other departments, the OB-GYN residents decide to push back. Meanwhile, Nam‑kyung finds herself irritated as she oversees an intern.

After being hospitalized at work, Sa-bi struggles with the fear of missing out. A new patient's arrival tests Nam-kyung's patience — and her compassion.