Episode Description: Beware, spoilers! To read - hover over the text.
Captain Thomas Gregson is no longer able to trust him, because Holmes was going to kill a man. And yet Sherlock is involved in the new investigation. It involves military secrets. The red team in 2009 developed a plan, which need very different security services. People from red team are killed one by one. The head of the red team was taken hostage. Only Sherlock Holmes can deal with him.