Hiroto Miyama works with rookie lawyer Honoka Kono on a team that specializes with criminal cases for Madarame Law Firm. Atsuhiro Sada has become the director of the law firm. One day, the law firm receives a request about a case that took place 15 years ago. The case was about a poisonous wine incident.

After the death of their estranged father, 3 adult sisters invite their teenaged half-sister to live with them.

The super unconventional lawyer is back! Our new friends are comic book girls! And the biggest enemy of all! The strongest lawyer who manipulates the prosecution behind the scenes sets out to prove the devil... Take on a case that is 100% impossible to prove!