Sherlock Holmes (Benedict Cumberbatch) explains why he faked his own death in the third Season 3 trailer for Sherlock. The season picks up two years after Season 2 ended, with Holmes emerging from his exile to find Watson (Martin Freeman), who has moved out of their headquarters on Baker Street. The new season, which consists of three 90-minute episodes, debuts Wednesday, January 1 at 9 PM ET with "The New Hearse".