Ki-Taek’s family members have a close relationship, but all four are unemployed. One day, the eldest son, Ki-woo, is recommended by his friend, a student at a prestigious university, for a meditative and well-paid job by a wealthy family. In the hope of a steady income for his family, Ki-woo heads to the Park family’s home for an interview. Once there, he meets Yeon-kyo, the beautiful heir to this empire. Following this first meeting between two families and two completely opposite worlds, their members wake up in the middle of uncontrollable situations.