Beyond the Boundary - Season 1 (2013)

The Hollow Shadow has trapped Mirai and Akihito in a neverending labyrinth. However, defeating it is only the beginning...

As punishment for going after the Hollow Shadow, Mirai's hunting license is revoked for one month. She's forced to take a part time job, but learns more about herself in the process.

A special youmo with a penchant for pretty girls gives Mirai a tough time. Akiyama enlists the Literary Club for support.

Akiyama finds a weakened Sakura and assists her. Later, Sakura confrints Mirai, seeking vengeance.

The Calm, a time of fear for all youmu and half youmu alike, is fast approaching. As the clock stirkes midnight, all youmu become weakened, and thus, become easy prey.

Akihito has lost control and his youmu side has awakened. Mirai is faced with the hardest decision of her life.

Mirai succesfully stopped Beyond the Boundary, but at a great cost. The truth behind Mirai's past is revealed.

Mirai's battle with Beyond the Boundary rages on in a new dimension, while Akihito tries to figure out how to bring her back.

Akihito reunited with Mirai within Beyond the Boundary. Meanwhile, the Nase family fights a different war on the other side in the thrilling conclusion of Beyond the Boundary.

Episode 0 takes place two years prior to the TV series when the Nase siblings meet Akihito for the first time in a mission for Hiroomi. Mitsuki follows her brother on this mission and their goal is to subjugate Akihito.