A shoe shiner, a kimbap seller, and others, alongside a new shoe seller, a boarding house owner, and a street singer, Cheondung lives overcoming adversities and learns about life and existence through his friends. He then meets a street woman named Hyunsook, whom he relies on like a sister, but around her appear Seongsam, a boatman who loves her, and Mansik, a thug who harasses them. However, after Hyunsook passes away, Cheondung sets off in search of his unknown mother, based on the love and forgiveness he learned from her.