*Old story, I made a new one* Lady Tamayo's poison turns Muzan into a 3 year old child instead of what orginally happened. I thought of this idea on my way to school so I decided to write it, sorry if the characters are out of character I don't usually write hashiras.

This is a rewrite of my story "I'll save you." Yoriichi finds a magical crystal and when he touches it he gets teleported to the past, right where the demon king he had fought days before was... only difference is, he was a human. I said there would be more endings but I don't want to now so, you only get the one