You have a group of 'friends' who were hypocritical towards you.

You and your "friends" heard about a ritual, which consisted of invoking a powerful demon to grant you a wish.

Obviously your "friends" decided that the puppet would be you.

You went to an abandoned construction with your group, and after a while they left you alone, the ritual eventually worked.

A demon appeared, it looked quite... "Human" except for his horns and his red pupils.

Demon: "What's your wish, human? "