Ep 2. Shoeless Engineer

Sherlock Holmes season 2 episode 2 is titled "The Hounds of Baskerville." In this episode, Sherlock and Watson are called to investigate the bizarre death of a young man on the moors. They quickly learn that the death may be linked to secret government experiments that are taking place in a nearby research facility.

As they dig deeper into the case, Sherlock and Watson become convinced that there is something sinister going on at the facility. They meet with a scientist who worked on the project and learn that a powerful hallucinogenic drug was being tested on human subjects.

Meanwhile, Sherlock begins to experience hallucinations of his own, and begins to doubt his own grip on reality. As the investigation continues, it becomes clear that there is more going on than meets the eye, and that the hounds of Baskerville may not be just a legend after all.

In the end, Sherlock and Watson are able to unravel the mystery and expose the shocking truth behind the research facility's experiments. The episode ends with a hint that there may be more sinister forces at work in the world of Sherlock Holmes, and that the duo will have their work cut out for them in future investigations.