Katsuki glared at Kirishima -( your boyfriend) without you noticing. His gaze was a very unsettling and threatening one, as if he was warning him about something. Kirishima couldn't help but feel threatened, leading him to wanting to leave instantly. It was unnoticeable, but Katsuki was actually furious. Kirishima suddenly heard Katsuki's voice speak directly in his ear. "I swear to God I will murder you.." Katsuki whispered, sounding mad yet terrifying. Kirishima's body instantly froze..