Season 1

8 episodes · 2026

1871. A wayward young Sherlock Holmes is sent to Oxford to keep out of trouble, but he soon finds himself the prime suspect in a police investigation that threatens his entire future.

Sherlock is thrown into jail. He has to clear his name or face the gallows.

The game's afoot. With another murder and two professors missing, it's a race against time for Sherlock and Moriarty to find them before the killer does.

Sherlock returns to his childhood home in search of answers.

Years after a tragic accident that tore the Holmes family apart, Moriarty and Sherlock come to blows as they investigate that fateful day.

As Sherlock digs deeper into the Oxford murders, he discovers a shocking connection.

An impossible ultimatum challenges Sherlock's loyalties.

Family ties and friendships are tested in the Holmes family reunion from hell.