My Mermaid Girlfriend

You are a normal high school student who has a crush on a cute classmate, Isla. Knowing that she likes a guy who swims well, you decide to teach yourself at the beach to impress her. But you are caught in the waves and get dragged under. Just as you think you’re done for; someone appears and saves you. As you open your eyes, you find out there are three girls arguing-Isla and another two girls. T...