Libra of Nil Admirari

In a Japan where the Taisho Era didn't end after 15 years but went on for another 10 additional years the eldest daughter of the financially declining Kuze family, Tsugumi, resolves herself to a marriage she doesn't desire for the sake of her family. However, Hitaki, her younger brother, vehemently opposes the marriage and after a fight with Tsugumi, shuts himself away in his room and attempt...

Books containing the intense emotions of the author, sometimes with the power to force the death of their readers, these books are known as "cursed tomes". The role of the Imperial Library Intelligence Asset Management Bureau, nicknamed Fukurou, is finding and retrieving these books. As a result of the incident with her brother, Tsugumi has gained the ability to see the auras around cursed to...

Realizing that she could save many people with her powers, Tsugumi has begun her work as a member of Fukurou. However, when she is having a meal with Hayato and the others at the end of their rounds, they hear a ruckus outside. A group called "Kagutsuchi" appears that plunders books from citizens and burns them on the spot. Sagisawa Rui, a victim who had a precious book burned, asks Tsugumi f...

As Tsugumi is slowly getting used to her new job with Fukurou, one day, she meets the Prime Minister's son, Ukai Shougo. Having nearly killed himself due to the influence of a cursed tome, Shougo has come to live at Fukurou in order to recover. While Shougo is rude and utterly selfish, Tsugumi finds herself concerned for him. Meanwhile, when a politician jumps to his death due to a cursed tom...

When a number of female murder victims are discovered in Ueno Park with lilac flowers in their mouths and one of Shizuru's books by their side, rumor spreads that he may have some involvement in the case. Worried for her friend, Tsugumi learns that the murders seem to be inspired by a certain book where both Shizuru and Sasagoi-san have ties to the author. When Shizuru is taken away by the po...

While out on their rounds one day, Tsugumi and Hisui learn of the existance of a book written by a prostitute from Yokohama's redlight district. Hisui seems especially desperate to get his hands on this book and when Tsugumi learns the reason why she becomes determined to help him. When Tsugumi discovers that Shiginuma Shouko, wife of the shady owner of the Nachtigal dance hall, she finds her...

Tsugumi finds herself inadvertently going to a movie with Akira and is pleasantly surprised when sees a new unexpected side of him. Meanwhile, members of the House of Peers who support the Prime Minister's plan for disarmament are mysteriously dying and a Japanese-style book has been found by each of their bodies; the members of Fukurou begin to see a connection. One day, Tsugumi is suddenly ...

Confessing to being the spy within Fukurou, Akira leaves after pledging to Tsugumi that he will protect her. Rattled by the revelation of his betrayal, the other members are unable to hide their upset. After leaving Fukurou, Akira heads straight for Shiginuma to angrily confront him for his threats to Tsugumi. Meanwhile, Tsugumi learns some surprising new information about cursed tomes from N...

Hayato's friend from his college days and newspaper journalist, Yoshikiri Takuma, ends up trying to kill himself after reading a cursed tome disguised in the form of a mysterious letter planted in his bag from an unknown sender. He seems to have been targeted after getting too close to linking Karasu to the fake cursed tomes. With the help of Yoshikiri's information Fukurou learns of his susp...

Tsugumi was abducted as she was returning to the apartment and taken to Nachtigal. Shiginuma Takashi tells Tsugumi that he will take advantage of her powers and have her bear his child to succeed him. Meanwhile, having ascertained that the fake cursed tomes are being made in Nachtigal, Rui and his Kagutsuchi companions infiltrate the grand building in order to put a stop to this. In the midst...

Driven to make the fake cursed tomes out of a desire to be recognized, Sasagoi is moved to tears by Shougo's words of encouragement. Through a series of events, the true relationship between Akira and Shiginuma is revealed. However, Akira has found something he wants to protect himself and secures Shiginuma so he can be handed over to the police. The members of Fukurou track down the members ...

Fukurou has been able to apprehend all the members of Karasu and they celebrate the resolution of such a major case. Just as everyone has started to think things are returning to normal, Tokimiya, Mashiko and Hayato discover a disturbing detail about Nabari and the cursed tomes linked to many of their own personal tragedies. Unaware of any of this, Tsugumi has brought Nabari with her on a vis...