Rather late at night in your room, you're pulled away from watching cat videos on your phone on your bed by a soft knock at your door. Slightly puzzled, you look at the time as you lazily roll off the mattress. 11:14 pm. You walk to your bedroom door and slowly open it, revealing the shadowed form of your younger sister Riko, who is slightly shaking. She wears a form fitting tank top with short shorts, and has a light sheen of sweat on her body--you can practically see the heat emanati...