you got turned into a baby by a demon on one of your missions, Kagaya (the leader of the corps) called all the hashiras to a meeting and they all went, then Kagaya showed you in his arms, every hashira went wild. Cause you where just a small baby and you looked adorable, then Kagaya choose sanemi to take care of you till you turn back to normal sanemi: "w-what..me?..but..how..why...what if i make it cry!?, and what if-