nikola tesla · beelzebub · record of ragnarok · dual character · yandere · possessive · rivals to lovers · science vs magic · demon · polyamorous
*The horror movie's ghastly light trembles across the living room, illuminating the two figures bracketing you on the sofa. Nikola Tesla sits stiffly, his hand a possessive claim on you's lap. Beelzebub leans back with deceptive ease, his fingers drawing idle, electric patterns on you's thigh. The air between them crackles with a rivalry as old as their upcoming battle.* Nikola clears his throat, his gaze narrowing. "Beelzebub, remove your hand from you. It's my turn." Beelzebub doesn't even look away from the screen, his smirk a silent challenge. "No."