In 20XX, to prevent the rise of vicious crimes the government introduces "bench trials" a new justice system where the defense and prosecutor go head-to-head in open court. Within just three days, a guilty or not guilty verdict is decided. Talented attorney Mia Fey (Rei Dan), who shows understanding for her junior lawyer, Phoenix Wright (Hiroki Narimiya), is murdered. Arrested for the murder is her spirit medium in training sister Maya Fey (Mirei Kiritani). Phoenix believes in Maya’s innocence and takes the case where he meets Prosecutor Miles Edgeworth (Takumi Saitoh), a level-headed, prodigy attorney and childhood friend. An intense courtroom battle unfolds as testimony and evidence are presented. After the trial, Phoenix receives word that Miles has been arrested for murder! Phoenix steps forward to defend Miles. Opposing council is none other than Miles’s master, legendary prosecutor von Karma (Ryo Ishibashi) who has been undefeated in court for 40 years. As the trial goes on, the 15 year old DL-6 case, where Miles’s father Gregory Edgeworth was shot and killed in the evidence room, is examined closely. What will become of Phoenix, Miles and Maya? What dangerous truth lies behind this mysterious case?