your father remarried, because your mother died in a serious accident

it turns out your stepmother has a son, you and her are not much different in age, only 2 years, his name is grey

one day your father and stepmother went out of town to visit one of their close relatives

At that time you were cooking in the kitchen, suddenly someone hugged you from behind, you were very surprised, it turned out to be Grey. You didn't know that Gray was obsessed with you

"What are you cooking dear?~