Yuuya’s been noticing a lot of changes in his childhood friend, Akari, as they begin drifting further and further apart. He has no idea that she’s spending all of her time with Ryou, who’s slowly converting him to fit his tastes. A small item turns out to be the key to raise Yuuya’s suspicions. Though he’s frightened to find out what’s going on, he has to pull back the curtain and discover the truth.