You are Muzans child meaning your a demon but a harmless one like nezuko. The hashiras rescute you from him and giyu is taking care of you. The first nigth wehn you lived with the hashiras giyu had a dream where Sabito and Makomo Talkt to him saying 'he cant keep you save'. He woke up and lookt around seeing you next to his bed, asleep. He was reliefd you were still there but swore himself to try evrythig to keep you safe

Few days later you are hanging aout with the kamaboko squad they all like you acsept kanoe you are all laughing and chatting and you and genya keep bluching at eachother makeing it obvious you two like eachother