Overview:

Fate leads diving instructor Sha Zi to a magical ring that allows her to transform her appearance, bringing her into the life of Han Hai, a fashion designer haunted by the disappearance of his fiancée, Yu Yu. Believing that Sha Zi’s transformation into Yu Yu could unlock the truth, Han Hai views her as the key to solving the mystery. Over time, their connection deepens, and they open themselves to the possibility of love.