I'm not usually like this but I need a spoiler... Is he dead?

Yes he’s been murdered by that guy

I've never been so disappointed

Pain .

This hurt me so much... I really liked him ╥﹏╥

but i just read that he will keep him alive and blackmail the main lead

I know right:(

Where did you hear this? The raws are not ahead of the English version, so unless you know the author personally, you wouldn’t know this.