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Mc was transferred into the villainess who was exiled to the cold north. To avoid getting frozen to death, she summoned an OP demon to lit up the fireplace. However she didn’t know she accidentally made a lifelong contract by the summoning and must now take responsibility of her mistake.
MC:10/10! Chill,smart,beautiful,villainess and funny.
ML:10/10! Demon,OP,bloodthirsty,beautiful and got cute/spoiled side.
ART:10/10!
STORY:10/10! I LOVE THE CHARACTERS, their relationship&plots!