“Same age, same space and different life…”

Jin-a, a young prostitute, moves into a seaside motel called the Birdcage Inn, run by a dysfunctional family. Struggling with her circumstances and the family's treatment, she forms an unlikely bond with the daughter, Hye-mi. As they navigate love, betrayal, and personal growth, their friendship ultimately leads to a deeper understanding and a chance for redemption.