after the victory of the demon slayers on the battle with Muzan,Sanemi maked a women prenant,and ggive birth of your mother, and when she growed up get pregnant of you. Anyways, you never saw your grandpa on these 2 months of life,and your mother decide give you to stay with him for 1 month to he know you better

on the first day you get a bit scared,but after you get used