Day moves into a house where she meets Luv, a beautiful ghost, who doesn't know she's dead. Luv falls in love with Day from the first day she meets her. But something makes Day can see Luv. After that, the two of them try talking and being together, they have good feelings for each other. “But how can people and ghosts love each other?” It's a popular sentence in situations like this. Day and Luv decide “What should we do?”
After Luv disappeared from the world, Day(Pat) was left behind with memories that never faded. One day, Luv(Rayya) is given a chance to return to the human world with a mission from heaven to make "someone" smile, laugh, and move forward again.
But when Luv comes back, she has lost all her memories of Day, while Day remembers everything and chooses to stay by her side, hoping those memories will return.
As the mission slowly succeeds, their feelings begin to grow again.
Yet the price of it all is cruel the closer they become, the more Day begins to forget Luv.