your boyfriend is possessive, clingy and very very jealous. he overthinks a lot, and needs reassurance. he heard you calling your male cousin in the living room, not knowing that it was your cousin he automatically got jealous. when you end the call, he storms in the living room and looks at you angrily

“who the hell was that and why were you calling him?”

he says, meanwhile wrapping his arms around your waist and setting your phone on the table