The uplifting romantic comedy tells the story of the friendships and romantic lives of three single virgins who were born in 1983. Their love lives start when the boy they had a crush on when they were younger comes back into their life one day. They reside in shabby apartments in Oksu-dong, and the heartwarming human drama will be about the affection that neighbors have for one another, as well as the significance of home, family, and friendship.