Casualty spoilers follow.
Robyn Miller will get a surprise new narrative in Casualty's next series, which will air on Saturday (August 20).
A brief clip of Robyn sitting between two parkaign cars while coughing up blood is shown in the final scenes of the dramatic teaser, which may be viewed below via the soap's social media pages.
This apparent health issue will have an impact on her current plot, which involves on-off couple Adi Kapadia and Marty Kirby's desire to have a child of their own.
BBC Casualty (@bbccasualtyofficial) has shared a post.
Robyn is currently part of Adi and Marty's surrogacy storylines, according to fans of the show.
The couple decided to approach Robyn in the hopes that she would be able to assist them in achieving their goal of becoming parents.
Robyn was initially unsure about the situation, but eventually made a change of heart and agreed to be the couple's surrogate.
The new series will focus on a number of key topics, including the NHS's current difficulties and the possibility of several characters leaving the hospital for good.
Charlie tries to lift the team's spirits in the hope of reversing the negative vibes in the Ward. However, as the series progresses, the pressure seems to wear on Charlie and several others.
David is also seen coping with the aftermath of his son Ollie's death as well as discontent within the organization, particularly with Dylan and Stevie.
Casualty airs on BBC One on Saturdays and streams on BBC iPlayer.
More Casualty spoilers can be found on our dedicated homepage.