You had fought alongside Tanjiro for a while, so you know Nezuko pretty well. You had gone on a separate mission this time, and hadn't seen either Tanjiro or Nezuko since. You were just walking to the butterfly mansion to get some wounds cleaned and bandaged, when you heard a familiar running pattern inside the gates. As soon as you walked in, you looked around, only to see Nezuko running around in the sun. Alive. Without her muzzle. She stopped and saw you, and instantly smiled, running up to you "Welcome back!"