In the near future, an advanced AR technology known as Mixed Reality System has become widespread and introduced to the world a new sport. Circlet Bout is particularly popular with high school girls with successful players achieving nationwide fame. Sasaki Yuuka has just transferred to Saint Union Academy, but can she revive its ailing Circlet Bout team?
A given mission, mechanical assault, manufactured devotion.
Red eyes, an upside-down form. Even the twisted shape was made to be that way.
No matter how cruel the slaughter, worse than a demon's,
or how gentle the kindness, greater than an angel's,
a machine has neither will nor madness—only code, and a few bugs.
So why, then, does it feel so unbearably sad?
