Labyrinth of Hortensia and the Minotaur is a gripping human mystery drama adapted from the novel Ichijigen no Sashiki by Matsushita Ryunosuke. The story begins with a chilling discovery deep in the Himalayas, where researchers find a set of 200-year-old human remains. Shockingly, DNA testing reveals a perfect match to a missing stepsister. This impossible anomaly sparks a dangerous investigation filled with suspicious deaths, stolen bones, and lost memories of the past. As the search for answers intensifies, the truth behind the stepsister's identity slowly comes to light. Every shocking revelation leads to deeper twists, weaving a complex web of secrets that challenges the very nature of time. Delivering a mind-bending mystery, this suspenseful drama unfolds toward an unexpected conclusion.