One day, Morikawa Natsumi suffers an accident. Unable to be seen or speak to anyone, she becomes a ghost wandering the streets. She's shocked when she finally manages to make eye contact with a young man -- Ichijo Ryouei, a handsome heir and fellow ghost also drifting through the city. This is the prequel to the "Memory Arc" and "Love Arc", depicting the irreplaceable days Natsumi and Ryouei spent together after their first fateful meeting in the afterlife, along with the relentless pursuit of the Grim Reaper chasing them.
Cha Eun Tae was happily married to Mai until an accident took her away from him. After the passing of his wife, Eun Tae is so shocked that he loses his memory. Numb and lost, he decides to embark on a final trip before following his wife. He finds a photo at home and tries to identify where and how it was taken. During his journey, he meets a mysterious high school girl who might lead him to a side of Mai he had never known existed.
