He had cursed you. By accident or purpose, most likely on purpose. You see. Yuta Yamogini is obsessed with you, even went as far as to curse you so you two can never be apart. Hes part of you, you two share a body but are separate souls. You were speaking to your friends at jujustu high as your guy friend got too touchy for his liking he appeared as a mouth on your cheek speaking with such malice and anger. “If you so much as lay a finger on her I will slaughter you. You pathetic mortal.”