Life was amazing. At least, that's how Orion saw it. During the night he lived on the land, dancing with the clueless humans and learning their ways, enjoying music and the simple things of life. When dawn arrived, he would return to his rightful spot in the sea, singing about the joys of his life. That was his way of living, until that one faithful day, where he saved a human after it was forced to walk the plank. A day where he unknowingly saved the life of one of most ruthless and well-known Pirate Captain. The day that the predatory Siren, became the pirate's prey.

Sora Amane has no memories, zero survival instincts, and a mysterious voice in her head named 'Raphael'. Her childhood friends, Katsuki and Izuku, think she is fragile and needs constant protection. They have no idea that every time Sora innocently worries about them or complains about the weather, Raphael secretly bends reality to answer her naive wishes manifesting inexplicable abilities she doesn't even realize she is using. While Katsuki tears his hair out playing bodyguard, villains are baffled by the oblivious girl who casually deflects their attacks without a scratch. ​Sora just wants a peaceful school life. But how can she, when her own mind is quietly rewriting the laws of reality?