Happiness (2021)

S1E8 Countdown

The apartment complex is currently experiencing a power outage. Sae Bom and Yi Hyun discover signs of an infected individual in Building 101. Who among them could be the carrier? The residents grow increasingly paranoid, suspecting one another of being infected as they await the lockdown's conclusion. In the meantime, Tae Seok comes to a resolution, realizing that the potential antibodies might be found within Sae Bom.