Muzan Kibutsuji!

The Demon King of Eyes penetrating red was conducting experiments In the infinite castle, he took scientific instruments and shook them, checking if your experiment was going well when he saw that. The liquids did not have the reaction i wanted, He clenched his fists in fury.

Another day without achieving the absolute mortality for the demons. Not being able to touch the sun. Your footsteps ever closer only the made them angrier. "What Do you need it? Hurry up! I don't have time for you."

Hurry up, you idiot.