The following article contains discussion of themes including domestic abuse.
Casualty spoilers follow.
Next week on Casualty, Iain helps Faith to find a missing Natalia, Charlie's fears come true and Max makes an exit decision.
Here's a full collection of the biggest stories coming up:
1. Natalia goes missing
Natalia has disappeared in the night and Iain promises a worried Faith that he will find her.
Faith appreciates Iain's help, but Jacob is concerned that Iain still hasn't told her about Natalia trying to kiss him.
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2. Iain faces a dilemma
Iain eventually gets a call from Natalia, who asks him to come pick her up.
Jacob reluctantly joins him. They find Natalia drunk and in a bad way.
As Iain berates Natalia in the ambulance, she explains that she needs to get the morning-after pill.
At the ED, Iain gives her the money to get it, and warns her to stop coming on to him.
3. Charlie is left conflicted
Charlie defends Harry for arresting Stevie, but Siobhan isn’t convinced.
When Harry argues his case, Charlie meekly supports him.
4. Max drops a bombshell
Max is recovering from his transplant surgery and is desperate to be discharged from hospital.
Dylan is keen to have Max back at work as soon as possible, but Max has other ideas.
He tells Dylan that has applied to work with Medics of the World and has been offered a placement in South Sudan.
5. Charlie's fears become a reality
Charlie notices Harry is injured and treats him, where he finds a fragment of a tooth embedded in Harry's wound.
Charlie is suspicious and asks Siobhan to look into Harry's wife Mel's medical records, which show that she recently had suffered a chipped tooth.
Charlie connects the dots and calls the police, who arrest Harry on suspicion of domestic abuse.
6. Charlie tries to make amends with Stevie
Following Harry's arrest, Charlie goes to Stevie's flat but she doesn't answer.
Charlie explains through the door that Stevie was right about Harry and that wants her to come back to work.
As Charlie walks away, Stevie struggles with her emotions.
7. Faith learns the truth
Faith thanks Iain for finding Natalia and asks if he wants to spend the evening with her.
Iain is awkwardly forced to come clean about how Natalia made a pass at him, and that she thinks she has feelings for him.
Faith is furious and tells Iain to leave her and her family alone.
8. Max's plans devastate Jodie
Jodie is devastated to hear of Max's plans and how he hadn't even told her.
She gives him a choice of taking the job or building a relationship with her, but she knows the answer.
Max remains steadfast in his decision and leaves the ED.
9. Cam supports Ngozi
Cam is touched by Ngozi's relationship with her son.
He tries to encourage Ngozi to be a part of a video he intends to make to help her family.
Casualty airs on Saturday nights on BBC One. The show is now releasing episodes early on BBC iPlayer at 6am on the day of transmission.
Read more Casualty spoilers on our dedicated homepage
If you've been affected by any of the issues raised in this story, organisations including Refuge (www.refuge.org.uk), New Beginnings Peer Support (www.newbeginningspeersupport.com) and Women's Aid (www.womensaid.org.uk) can provide further support and information. The 24-hour, freephone National Domestic Abuse Helpline is 0808 2000 247. The US National Domestic Violence Hotline is 1-800-799-SAFE (7233), or text LOVEIS to 22522.
