Parentless.
Orphan.
Lonely.
Aron Cecilie a man from modern day 21 century from earth, suddenly dies on a plane crash. His death was slow, he still could remember the cries of despair and sound of the plane when it crashed. His life was short lived but nevertheless beautiful and serene. Despite this, the man still had regrets in his life. Aron wished he could have lived his life till the very end.

God: "I see. Then please, live a better life from now on. I wish you all the warmth and best things the world can give."

Upon hearing these sentences. The next thing Aron knew, was that he was transmigrated on a different world, inside the body of a Yandere girl called Emily Rose. But this was not all there was, because Aron was transmigrated inside his favorite novel. A novel which has a manga, anime and movie adaptation. Moreover, he has become the novel's protagonist next door childhood friend. How will Aron handle being transmigrated, becoming a yandere, having a protagonist as a childhood friend, and finding a way to avoid the bad endings of the original scripts~???