Four girls, Aoi, Sumire, Kaede, and Tsukushi arrive in Asuka, Nara prefecture with the purpose of unraveling the mystery of an ancient mirror. As they explore the ancient city, they are confronted with various mysteries and gradually begin to unravel the secrets of history, leading them into a strange world that transcends time and space.

Warlords Kagetora and Takeda each wish to prevent the other from gaining hegemony in feudal Japan. The two samurai leaders pursue one another across the countryside, engaging in massive battles of cavalry and infantry. Younger and less brutal, Kagetora must find the strength to be as brutal as his opponent, but at what cost?

A beautiful girl, Yōko, gets lost one night during an air raid and is taken in by an orphanage. Eventually, she is reunited with her own family and goes home to live with them. But there, an unexpected fate awaits her as she is subjected to horrific brutality from these people who are tortured by a past mistake.

When a fugitive begins a romance with the woman hiding him from the law, it becomes uncertain whether he will ever escape the shadow of his heinous crimes--or the detectives hot on his trail.

Taka and Yuji must protect a young woman from a dangerous criminal while they track him and his terrorist organization.

A woman believing to be a legendary immortal nun attracts people looking for answers to their life struggles.

Toshiki Takayama (Taka) and Oshita Yuji, who had retired as detectives and opened a private detective agency in New Zealand, returned to Yokohama for the first time in 8 years. One day, a Japanese lawyer living in Hong Kong is murdered. Taka, who felt suspicious about the incident, visits Liu Fei Long, a man who has a connection with the two in the past, but Taka is worried that Stella Lee, a business partner of Fei Long, who he met there, looks like his former lover. At the same time, a young woman named Ayaka Nagamine visited the pair at the "T&Y detective agency", asking for help in finding her mother. Natsuko, Ayaka’s mother, was an old acquaintance of Taka and Yuji. The pair started searching for Natsuko, but there was a series of murders in Yokohama. Eventually, these escalate, and a terrorist plot involving a bomb is afoot.

Detective Nishina Sosuke, the director of the Metropolitan Police Department's Investigation Division 1, is suddenly attacked by a trio of men at his apartment at midnight. When he regains consciousness, the corpse of a foreigner shot with his pistol lies in front of him. Nishina, with the help of his friend and newspaper reporter Mineshima, who believes in his innocence and vows to cooperate, pursues the incident and reveals a conspiracy related with 5,000 kilograms of gold that disappeared at the end of the WW2.

Four sisters with no consanguinity are living together since childhood. When facing misfortune and grievances in lives, they give support and encouragement to each other, even sacrifice oneself to help others.