Astral Project, an organization that aims to perfect human killing machines. These specimens will soon wholeheartedly exterminate every single one of the beings called 'Spirits'.
However, the training one must follow is simply inhumane. Hence why, Astral Project has only produced one successful attempt thus far.
She was considered the pinnacle of spirit elimination, Ayase Hikari.
But there is one more secret left to tell.
Little do people know, there is one more monster lurking in the shadows of Astral Project.
He is someone who has retained his previous life's memories, and intentionally performed substandard in the tests conducted.
His name was Ayanokouji Kiyotaka, a man who has little to no emotions. Whom also forever yearned for freedom, and the bittersweet feeling of love.
Now that he had the necessary information about this new playground, what will he do? Eliminate the spirits? Fall in love with one? Or perhaps, simply just live a peaceful life?
Let us all find out!