A young girl named Mija risks everything to prevent a powerful, multi-national company from kidnapping her best friend - a massive animal named Okja.
During the 1990s, hardworking Mi-soo and optimistic Hyun-woo meet at a bakery and fall in love while exchanging stories on a radio station, but while their paths keep crossing, the timing never seems to work out.
After being kidnapped as a small child and raised by the five men who abducted him, a teenage boy is now forced to join their life in crime.