Cornersexuality
Technically it's just where you are sexually attracted to corners.
Evan: Why do you always sit in corners, Alex?
Alex: Because I'm cornersexual.
Vinny: You're what-?
Jeff: It's cornersexuality. Don't question it.
Alex: Because I'm cornersexual.
Vinny: You're what-?
Jeff: It's cornersexuality. Don't question it.