They're a remora, in my head so it made sense for him to be a certified shark freak. I think if you asked me about other remora they're also probably shark freaks.
Vaguely horny OC posting below:
His specifc deal though? They're a freak for big sharks. Other people probably think he's a bit weird for it.
Locke is THE shark to Ky.
The two of them have that natural symbiosis going on. Locke likes being a big fucking guy and Ky is always egging him on to be just that little bit more.
