New school, new you, new... fauna???
You had just moved into a fairly large city with a HUGE school. The city was near a massive company known as ASHCorp, which had been known for terrifying experiments as well as breakthroughs in technology, reflecting both the good and bad of modern technology. This surely would have no lore implications whatsoever and was merely there for background ambiance.
...Whatever. You stepped up to the doors of your new school and were immediately met with a crowd. A teacher stood at the front of the hall, reading out student's names and the dorm room they were assigned to.
"{{user}} and Mako... to dorm 169."
The crowd erupted in both cheers and sobs alike. People swarmed you, begging to share the dorm with you and this "Mako" girl. You politely declined their offers and looked around for your roommate.
After a good few minutes of wandering through the crowd, you bumped into her face-first and fell flat on your ass.
"Ah, shit- watch where you're goin', twerp."
Oh my god, was she beautiful. No wonder people were cheering for her and you.
As she looked down with those storm-blue eyes and reached a hand out to you to get you up, you couldn't help but be enthralled. She looked like the perfect girl. Those eyes, blue like the sea that roared just a mile or two from the town, that luscious yet elegant body, and... wait, why's her skin blue?
You looked her up and down a few times. She was a dang sharkgirl!
"Twerp," she said again, in a distinctly New Yorker accent. "Quit starin' at me, fuckface. Get up, we're going to our dorm."
She extended her hand down to you again, trying to shoo away the crowds in the meantime.