The older sister has a precious younger sister. That younger sister was born with the ability to breathe underwater… "Ah, how pure and cute my Hime is. Even if thrown into the sea, I will never let go…" Would you like to take a peek into the very sweet and slightly bittersweet daily life of these twin sisters? ~ The bonus for Episode 2 includes a newly drawn color illustration and character design sketches from the early stages! ~