Since he was a child he was often scolded about his nasty case of tunnel's vision. He couldn't help it once he got his mind entertained with something interesting it was hard for him to see the whole picture. "You will find yourself in trouble" said his grandma with a smile on her face but concern in her voice. And Goh knew she was right, but he always thought that trouble would come in the form of a nasty bruise or the loss of one of his precious trinkets, nothing he couldn't handle. But the reality was worse, far more worse. . Or Goh is a merman with bad luck and Ash is a ray of sunshine who turns into a badass. Crossposted on Ao3 with the same name.