Yo Han wants to go inside the center, but Seok tells him no one can enter the center under any circumstances. Yo Han goes inside the center despite Seok’s opposition, and Si Young worries about him since the virus can be dangerous to him. Meanwhile, Yo Han keeps trying to diagnose the suspected patient’s disease
Si-young doit dire adieu à un proche. Après l'avoir repoussée parce qu'il avait peur, Yo-han lui donne finalement une réponse.