Cold fact

A fact that his hard to accept

Guy 1: your nan just passed I’m sorry for your loss
Guy 2: no she isn’t!
Guy 1: I’m sorry it’s a cold fact.
Guy 2:

cold hard facts

Facts without anything added to make them more pleasant or interesting.

Facts that are devoid of any emotions, the blatant irreversible truth.

Nobody asked you to spit cold hard facts in this chat. Calm down.