I Made A Deal With The Devil's Son (Yaoi)

~~What is happening? Why am I so cold? Am I dead? Wait... A voice? "I see you're still holding on. But just barely. Would you like to make a deal?"~~ Kurai Sayaki is an 18 year old boy living in Japan. He was like any other boy until a fateful encounter cost him his life. He didn't know why, but he woke up the next da...