so this is an AU where kiyotaka ishimaru and toko fukawa are siblings and they both have different personalities but when taka sneezes he becomes kiyondo but if toko sneezes or faints at the site of blood she becomes genercider syo and they care for each other deeply no matter what happens YOOO THIS SHIT IS OLD AS HELL BUT PEOPLE STILL ENJOY IT THANK YOU ALL FOR 2.34K