Three people enter the legal world: one becomes a lawyer, one becomes a murder suspect, and one loses their life… An unpredictable love triangle mystery is about to unfold!

Seigi and his childhood friend, Orimoto Misuzu, are attending law school together. One day, they receive a mysterious letter with threats, followed by strange events like being stalked.
Seigi seeks the help of Yuki Kaori, the leader of the department’s mock trial “Innocence Game,” only to discover that Kaori has received the same threat.

Years later, Seigi becomes a lawyer and unexpectedly receives an invitation from Kaori to restart the “Innocence Game.” When he arrives at the game site, he finds Kaori lying in a pool of blood, with a knife in hand. The prime suspect is none other than his childhood friend—Orimoto Misuzu. As the defense attorney in this murder case, the hidden truths of the three of them will slowly be revealed…