The first chapter of the Refrain Blue series, tells about the recollection of Yoshihiro's past about various events of summer school, of the fate...

The second chapter in the Refrain Blue series focuses on Nao Morisawa and the events that happened at the summer camp last year, with her and...

In the last chapter of the Refrain Blue series, the bond between Yoshihiro Matsunaga and Nao Morisawa grows stronger, while Yoshihiro finally finds...

A serial-murderer is on the loose who just so happens to also be removing the hearts of his victims and taking them with him. His victims however,...

A war rages on, its end unknown, covering the world in despair. At a military field hospital, a group of soldiers bring in one of their own, wounded...