The series depicts the dilemma faced by South Korea's best profiler when he discovers his daughter's secret related to a murder crime.

It is also available for streaming on Wavve and Coupang Play in South Korea, and on Netflix and Kocowa in selected regions.

In addition, this work, which is being pre-produced, is a masterpiece that even MBC is watching carefully due to the large production cost being invested.

[16][17] In 2023, Han Suk-kyu was reportedly cast for the lead role on November 16, and he was officially confirmed on December 5.

[15][3] In 2024, Chae Won-bin was reportedly cast for the daughter role on January 17, and she was officially confirmed on April 2.