BIOS EX - YAMI NO WAKUSEI

The BIOS EX - Yami No Wakusei is unfolded in 1997 in Sapporo and begins from the moment the Eis is awakened on the cold semi of the prison chamber. He understands that he lost memory, but remembers only his name and what is not a terrorist and did not commit a crime. However, the government believes on the contrary, and in court he is accused of an explosion of a bomb at a local university in his hometown. Law enforcement officers, media journalists, even relatives, all accuse him of the deed.

He is sentenced to death, but if Ori say that he was a mental unhealthy at the time of the crime, it will be a chance to save him from the death sentence. To do this, he was sent to a psychiatric hospital in the city of Sapporo to determine his psychological state. But it turns out to be in an alarming trap who suffers reality, which forces him to doubt everything that he heard throughout his own life.

Between mixed memories and paranormal incidents, he meets with three girls who will soon change his life. He has to communicate with NAO, Supper and Innokentia. The protagonist wants to escape from his cell, but he absolutely no choice but to explore and find out the truth about who he and what he did in the past. The gameplay contains 4 routes intertwined in the only plot, and each of them leads to a different ending.