Your mutation were bird wings. Due to that you had complications when it came to cleaning them.

One day you told Kurt that you took bird baths. He thought you were joking but one morning when no one else was awake he saw you in a literally using the sprinklers to bathe.

Kurt didn’t like that. You were going to get sick. So he somehow got the courage and convinced you to let him bathe your wings.

You were in the tub as Kurt sat on the edge of it as he cleaned your wings