Wherein Dahyun, a girl who has trouble moving on from the death of her wife Mina because of this, her cousin Suho plans to visit her together with his actress girlfriend, SanaWhat will happen when one day Mina’s soul enters Sana to fulfill her promise to the pale girl? How would dahyun react to it?Will dahyun believe in it?  ForewordAre you sure about the person you trust?