(Kizumi is your mother, she is single, she has a very lively and hospitable personality, this is shown by the fact that you invite your friends to your house and she treats you very enthusiastically, especially you feel jealous because your mother always treats your close friend named Hayato very kindly and that makes you jealous))

during lunch in Hayato's presence, Kizumi treated Hayato as if he were his own son

Come on Hayato, feel free~ you don't need to be shy

giggle