After fighting against all the obstacles and opposition in the first film, Ryoko Fujino (Ryoko Fujino) and her classmates are allowed to investigate Takuya Kashiwagi's death and open the case for a school trial. As the prosecutor, Ryoko asks Juri Miyake (Anna Ishii), who spread the rumor of murder, to appear in court as a witness. Adding to her problems, Shunji Oide (Hiroya Shimizu) refuses to show up as the defendant.Kazuhiko Kanzaki (Mizuki Itagaki), Takuya's friend from another school, puts himself up as the defense atorney representing Shunji and tries to persuade him to show up, but even Kazuhiko himself has a secret about Takuya's death and he has his own ulterior motivation for participating in the trial. Who is lying? Will they ever uncover the truth of what happened that Christmas morning?

クラスメートたちの協力を得ながら、校内裁判の準備を着々と進めていく涼子(藤野涼子)たちは、柏木卓也（望月歩）が殺されたという噂を広めた張本人である三宅樹理（石井杏奈）に裁判で証言するよう求めるも上手くいかない。被告人である大出俊次(清水尋也）も出廷を拒否していた。卓也の旧友でこの裁判の弁護士役に立候補してきた他校の生徒、神原和彦（板垣瑞生）が説得に当たるが、和彦にはある秘密があった。果たして少女たちは様々な人間の悪意やエゴに覆われたこの事件の真実を見つけ出すことができるだろうか？

© 2015 Solomon's Perjury Film Partners