Ryousuke, the school pervert, helps a pretty girl in need, not knowing she is somewhat different from others.

Lisara intrudes into every facet of Ryousuke's life including living in his house and transferring to his class.

Lisara discovers eight potentials at school and decides to test their powers.

A new challenger is in search of the most powerful soul, and no one will stand in her way.

Mina and Quele follow Ryou as he tries to expand his vocabulary.

The secret of Ryousuke's possession of the sword is revealed.