One by one, people in different English counties receive the same grim, succinct, chilling note 'I know what you did'. They seem to have nothing in common, usually doing ...

Tom begs for Sophie's help getting to Bobby. Before the night of the party, a cryptic entry in Rachel's diary sends Jenny on a quest for the truth. ...

As a deadly fire rages, Tom frantically tracks Jenny's phone. More details about Chris's death emerge, and a confession tears a family apart. ...

In the wake of a dangerous confrontation, Sophie warns Tom to stay out of the investigation. Tom learns that Jenny was hiding a secret. ...

An anonymous tip leads to a frenzied chase -- and another puzzling clue. Zoe draws up a list of grudges. Tom glimpses a side of Rachel he never knew. ...

Fearing a friend was involved in Jenny's disappearance, Tom enlists Sophie's help. Emma investigates disturbing allegations about a teacher. ...

When his teenage daughter doesn't return home after a party, Tom Delaney anxiously combs the neighborhood and learns her boyfriend is also missing. ...

Tom begs for Sophie's help getting to Bobby. Before the night of the party, a cryptic entry in Rachel's diary sends Jenny on a quest for the truth. ...

As a deadly fire rages, Tom frantically tracks Jenny's phone. More details about Chris's death emerge, and a confession tears a family apart. ...

In the wake of a dangerous confrontation, Sophie warns Tom to stay out of the investigation. Tom learns that Jenny was hiding a secret. ...

An anonymous tip leads to a frenzied chase -- and another puzzling clue. Zoe draws up a list of grudges. Tom glimpses a side of Rachel he never knew. ...

Fearing a friend was involved in Jenny's disappearance, Tom enlists Sophie's help. Emma investigates disturbing allegations about a teacher. ...

When his teenage daughter doesn't return home after a party, Tom Delaney anxiously combs the neighborhood and learns her boyfriend is also missing. ...

Suzie tries to keep her cool and focus on balancing work and family. Naomi finds herself struggling. ...

Plot not avaiable ...

Long-buried secrets finally catch up with the Baker Street duo. Someone has been playing a very long game indeed and, alone and defenseless, Sherlock and Dr Watson face t ...

As Sherlock attempts to comfort John Watson after his wife's death, entrepreneur and apparent philanthropist Culverton Smith tests a new drug on his employees and his dau ...

Sherlock waits to see where Moriarty will make his posthumous move. One mysterious case in particular baffles Scotland Yard but Sherlock is more interested in a seemingly ...

Imagining himself back in the 1890s, Sherlock is visited by Inspector Lestrade after newlywed Emelia Ricoletti, having apparently killed herself in public, murders her hu ...

Lady Elizabeth Smallwood is one of many victims of master blackmailer and media tycoon Charles Augustus Magnussen and asks Holmes to retrieve some incriminating letters f ...

As Lestrade fumes over his constant inability to convict the Waters gang of bank robbers, Holmes prepares for his role as best man at Mary and John's wedding. His speech, ...

Two years after the devastating effects of The Reichenbach Fall, Dr John Watson has got on with his life. New horizons, romance and a comforting domestic future beckon; b ...