It has been three month since Sherlock Holmes and his best friend John Watson was transported into 21st century Washington D.C. They had picked up American culture and blend in well. It has been three weeks since the end of crossed paths And still no shin of John. Sherlock is growing impacent and Gibbs is becoming concerned.

When Gibbs and his team investigate a string of murders that resemble those from selveral years ago. the two men who worked on the case litterary fall into their office and Holmes and Watso must work with Gibbs and his team to solve their linked mysteries