‘sherlock’ season 4: what can we expect?

‘Sherlock’ Season 4: What Can We Expect?

Sherlock S4E1 will air on the first day of the new year. With the new season of Sherlock soon upon us, I can’t help but wonder what to expect. Moriarty is back, but according to Sherlock Holmes, there is no way he can actually be alive, so what are we in for? Moriarty isn’t sloppy….