An evil spirit that can escape the water only by possessing a living person. The evil spirit of a child who died unjustly while waiting for his mother alone. As her younger sister Soo-ah is attacked, she and her family suffer for a long time. Her mother Geum-jeong, a spiritual shaman, was in charge of the five elements' energy. She tried to use her coexistence and antipathy to escape from the water ghost, but in the end, Soo-ah disappears into the cold, deep water, and the lives of her remaining family fall apart. Then one day, Ga-yeong went to find her mother who suddenly disappeared. She heads to the reservoir that swallowed Soo-ah, where she discovers a mysterious body. Ga-yeong is chased by a terrible evil spirit that takes the form of her dead brother…
Yeon-du le pide a su mejor amiga Bora que recopile toda la información que pueda sobre Baek Hyun-jin mientras ella está en los Estados Unidos para someterse a una cirugía de corazón. Bora decide acercarse primero al mejor amigo de Baek, Pung Woon-ho. Sin embargo, el torpe plan de Bora se desarrolla en una dirección inesperada. En 1999, un año antes del nuevo siglo, Bora, que cumple diecisiete años, cae en la fiebre del primer amor.
