In the shadowy streets of 19th-century London, a mysterious killer threatens the city's elite. As a young detective delves into the case, they uncover a web of deceit and danger that spans generations....

Unravel the chilling mystery of a political intrigue that leads to a deadly betrayal, as a young spy becomes entangled in a web of lies and deceit....

When a renowned art historian is found dead in the labyrinthine catacombs of Rome, the search for the truth becomes a harrowing journey through secrets, deceit, and a chilling connection to the past....

In the midst of the Changle Crisis, a mysterious murder rocks a city, and the search for the truth weaves through the lives of its most influential figures....

In 19th-century China, a series of mysterious deaths shrouds a prestigious family, leading to a thrilling quest for the truth, where the past and present intertwine....

In a time of political intrigue, a series of mysterious deaths leads Houzao Lin to a labyrinth of whispers and secrets, where the truth is as elusive as the killer's identity....

In 1917, a mysterious heiress vanishes, and a revelation from the past points to a series of secret killings. A determined detective must uncover the truth before it's too late....