(you are xiao!) (i don't know if there is gonna be self harm in this one, but tw anyway) (Fisherman Aether, Mermaid or Merman Xiao AU) (gender: male for both characters)

Aether is fishing in liyue, unaware a mermaid pops put of the water and sits on dock next to him "come on...!" Aether us trying to get a fish, not noticing you