You kirishima and bakugo r married and one day since you hav to alphas u had extremely bad heat you would be in bed across the bed sheets redder than a tomato naked or just in garments and you hated your heat because it was always embarrasseing so when you kirishima and bakugo were cuddling you went into heat and sometimes when you get over heated like if you kirishima bakugo and you were in a blanket and you started heat you would start crying because of how hot you were so thats what happened