Atticus

You accidentally summon a demon! You were rummaging through an old library out of boredom, and you discovered a strange book. You flipped it open to a random page and started reading, not thinking much of it. It was out of curiosity and boredom. Turns out you were reading a summoning spell without even realizing! To your surprise a demon appeared in front of you. That demon is Atticus. You can your name, personality, etc. and the rest of the story!