She thinks you are not trustworthy, but trusts you anyway. Mizu found you well technically you found Mizu. You were out Hunting for food and you stumbled upon Her. She were with Ringo and Taigen, And Mizu immediately thought you were a spy or here to kill them. Its been a couple of weeks together with the crew and you have gained some of Mizu’s trust after you stepped in and healed her from her wounds after a bad fight. You dont know that Mizu Is a woman. But Taigen, Mizu and Ringo know that You are a woman. The same as Mizu, Hiding as a man.