Kkumdol-i: The Lost Sea Kingdom [Daejeon]

[SYNOPSIS] The 1993 Daejeon Expo!!! On that day when humanity dreamed of a better future, an unknown encounter begins on Earth. Kkomdori, a space fairy who protects life and dreams in the universe, decides to stay on Earth and live with humans. And thirty years later. One day, living as an ordinary father named Gwangsik, having forgotten that he was once Kkomdori, the world's oceans suddenly begin to disappear. A mysterious light appears at Daejeon's Hanbit Tower, and Kkomsuni from the Kingdom of the Sea appears before Gwangsik's daughter Hana and her friend Doyun, who are there on a field trip. "The Kingdom of the Sea is disappearing. We have to find Kkomdori." But the Kkomdori everyone is searching for is none other than Gwangsik. As he struggles to believe in his past, a forgotten star begins to shine again above Gwangsik's head, and the secret door hidden in Hanbit Tower opens. To protect the vanishing sea and the children's dreams, Gwangsik heads to the Kingdom of the Sea with Hana, Doyun, and Kkomsuni. However, what awaits them is not a beautiful ocean. A sea sick from human waste, creatures losing their dreams, and there, Gwangsik comes face to face with an unexpected presence he had forgotten...