He wakes up as the moon calls his name. Aiku finds himself in a deep dark forest without any memory. All he have is a petal in his hand, and a big scar on his chest. With all his questions about his true identity, he embarks on a fateful quest to recollect parts of his soul, and find out what really happened to him. What will he discover? Will his true identity become his true strength? Or will it be his demise?...