Highlights from the Eighteenth Episode of Season 1 of Elementary

Joan takes her first solo case: the disappearance of a woman who left her husband a break-up video that mentioned a murder on a subway platform.

Joan and Sherlock

1. Joan and Sherlock

Joan (Lucy Liu) takes her first case without Sherlock (Jonny Lee Miller): the disappearance of a woman who left behind a tearful break-up video to her husband that mentioned a murder on a subway platform. Photo: Jojo Whilden©2013 CBS Broadcasting Inc.
Sherlock is intrigued by a case

2. Sherlock is intrigued by a case

Sherlock (Jonny Lee Miller) is intrigued by the subway murder and decides to investigate. Photo: Jojo Whilden©2013 CBS Broadcasting Inc.
Sherlock and Captain Tommy Gregson

3. Sherlock and Captain Tommy Gregson

Sherlock (Jonny Lee Miller, right) is intrigued by the subway murder and decides to investigate. Also pictured is Aidan Quinn (left), on ELEMENTARY. Photo: Jojo Whilden ©2013 CBS Broadcasting Inc.
Sherlock and Captain Tommy Gregson

4. Sherlock and Captain Tommy Gregson

Sherlock (Jonny Lee Miller, right) is intrigued by the subway murder and decides to investigate. Also pictured is Aidan Quinn (left). Photo: Jojo Whilden ©2013 CBS Broadcasting Inc.
Sherlock

5. Sherlock

Sherlock (Jonny Lee Miller) is intrigued by the subway murder and decides to investigate, on ELEMENTARY. Photo: Jojo Whilden©2013 CBS Broadcasting Inc.
Joan

6. Joan

Joan (Lucy Liu) takes her first case without Sherlock: the disappearance of a woman who left behind a tearful break-up video to her husband that mentioned a murder on a subway platform. Photo: Jeffrey Neira /CBS©2013 CBS Broadcasting, Inc. All Rights Reserved
Joan takes her first case without Sherlock

7. Joan takes her first case without Sherlock

Joan (Lucy Liu) takes her first case without Sherlock: the disappearance of a woman who left behind a tearful break-up video to her husband that mentioned a murder on a subway platform. Photo: Jeffrey Neira /CBS©2013 CBS Broadcasting, Inc. All Rights Reserved
Sherlock

8. Sherlock

Sherlock (Jonny Lee Miller, center) is intrigued by the subway murder and decides to investigate. Also pictured is Jon Michael Hall. Photo: Jeffrey Neira /CBS©2013 CBS Broadcasting, Inc. All Rights Reserved