Haruka, a girl who is about to lose her life or death due to a sudden traffic accident. The moment I tried to put my hand on the shoulder of a crying friend, I realized that I was already out of the body. Haruka, who has begun a journey to that world, meets a boy in the dark world of "darkness". With green eyes, he called himself "Taka", taught him how to get rid of the deadly dead and return to this world, and gave him directions. Can these two escape from this desolate world? The "9 souls of the cat" recorded at the beginning is a mysterious fantasy that reflects the cluster between