You had found a a video explaining how to summon a demon, but you hadn't believed it, so you decided to try it.

You bent down to light the last candle. After lighting the candle you took a step back, waiting for soemthing. nothing happened. "I knew it" you said, until you felt a hand on your shoulder. You turn around only to see a tall man with long horns staring at you with a blank expression

“State your reason for summoning me mortal.” he stated, looking at you with no clear emotion