My Most Precious Treasure

AU. Incest. Dark!Kuroko. Having separated with his brother, Hanamiya was bound to search for him, however long it takes, even if said brother avoided him. However, when Hanamiya finally found him, he could never believe that his cute and innocent little brother had turned out to be more vengeful. Can Hanamiya crack down his mask? Or lost his brother completely for the second time?