Happiness (Korean: 해피니스; RR: Haepiniseu) is an ongoing South Korean television series starring Han Hyo-joo, Park Hyung-sik, and Jo Woo-jin, produced by Studio Dragon. It is an apocalyptic thriller that takes place in a time in which infectious diseases have become the new norm.
It was premiered on tvN on November 5, 2021 and airs every Friday and Saturday at 22:40 (KST). It is also available for streaming on Viu and iQIYI in selected territories.