Make Demon king Tanjiro with me!!(READ DESC!!!!!!)

In my au, Dkt and Tanjiro are both dating Rengoku, all three of em got married and adopted my ocs lol-
Tanjiro is 18-19 in my au, so don't get mad at me!
Because the 2 diff Tanjiros married Kyokyo(LOL ik it's gay but idfc), their names are Dkt Rengoku Kamado and Tanjiro Rengoku Kamado!:3