Mrs Tembe and JJ return from holiday only to discover the police on their doorstep. Ayesha's anger at Karl soon turns to concern. Jimmi's meticulous plans are ruined when a Buddhist rat catcher causes chaos at the Mill!

Tensions are high at the Mill, as Mrs Tembe returns and Valerie enjoys her invalid status a little too much. Ayesha reports Karl missing. Al suffers from foot in mouth disease, when he seriously offends a breastfeeding mother.

When an unpopular doctor at St Phil's has a streak of bad luck Ruhma is drawn in, finding there may be a guiding hand at work...

Rob has an explosive start to the day whilst Jimmi and Mrs Tembe have a clash of opinions after meeting with a psychiatrist. Heston helps a carer who is torn between moving in with his girlfriend and staying with his chronically ill father.

It's a day full of surprises when Mrs Tembe discovers a man wearing only a towel in her kitchen and Jimmi finds a hungover teenager in his hotel room. Meanwhile Ayesha tries to get to the bottom of Karl's illness.

Rob has a lead in the cashpoint robbery case, but can he convince some evasive witnesses to cooperate? Meanwhile, Ayesha and Karl have a breakthrough of their own, while Heston struggles to hide his frustration with Valerie.

Ayesha has to say a tough goodbye but is also pleased to welcome back a familiar face. There is also a warm welcome for Megan on her first day but not from everyone. Valerie stumbles across three strangers who are connected but need to make peace with their pasts. Can she help them?

Sid is after a new challenge, but Mrs Tembe's plan fails to impress. Ayesha suggests an alternative idea, but Emma has doubts. Meanwhile, Ruhma's new plan frustrates Heston. Ayesha suspects domestic abuse when she meets some new patients, but the truth is more dangerous than she thinks.

Sid is still reluctantly going along with Mrs Tembe's new initiative but is surprised when things take an unexpected turn. Elsewhere, Heston is filled with dread. Megan suspects foul play when she is visited by a regular anxiety patient, but is she focusing on the wrong person?

Heston is determined to prove his doubts about JJ are justified but is in for a big surprise. Emma meets a troubled student who actually believes he is dead - can she find a medical explanation?

Mrs Tembe tries her hospital food recipes out on a chef, but will he think they're good enough? Elsewhere, Ruhma and Karen get competitive but one of them is cheating. Al learns a valuable lesson about diving in head first when he misses some vital clues and has to turn to Rob for help.

Valerie shocks Ayesha with her latest plan for the future but is left devastated when Ayesha explains it might not be possible. Elsewhere, Rob also has some unwelcome words for Emma. Sid shadows a paramedic but it's not the easiest shift, especially when he suspects a patient is hiding a dark secret.

It's the day of Mrs Tembe and JJ's hospital food presentation, but will an old feud of JJ's scupper their plan? Valerie worries about joining the VPAS scheme helping vulnerable patients, and that her cancer may have put paid to her dreams of being a mum.

Mrs Tembe realises that JJ is hiding something and demands the truth. Jimmi presses Al for details about his emotional state, but Al susses he's using him as a test case and sees red.

Seeing JJ is dispirited about not being able to find more work, Mrs Tembe makes a surprising proposal. Valerie decides she wants a baby and looks to the Mill's men for a donor.

It is Sid's first shift as a rapid responder, but when he fails to alert the emergency team to danger, Rob questions his fitness for the job. Megan mentors Jimmi on becoming a therapist and helps him see he was unfair to push Al - but will Al accept his apology?

With Valerie still determined to have IVF, Ayesha feels obliged to set her straight on a few basic facts on anatomy. Karen's treatment of JJ undermines his confidence and incurs harsh words from Mrs Tembe - will she ever forgive Karen?

Al's headaches are getting worse, and he is worried about what his upcoming brain scan might uncover. JJ moves in with Mrs Tembe, and they get off to a rocky start - has she made the right decision?

Al tries to get to the bottom of his headaches, while Zara and Daniel return to find Valerie in a very odd mood. Heston is put in a difficult position when a patient's son asks him a nightmare question.

Daniel pushes Valerie on what she wants to ask him, while Sid gets a call out to deal with two trapped girls. Karen visits a potentially vulnerable pregnant woman, only to find she is not as alone as was thought.

Zara thinks that Mrs Tembe is hiding something and goes on the offensive. Daniel goes to lunch with Al and Jimmi. Ayesha gets tangled up in a bizarre wedding day escapade.

Mrs Tembe reluctantly hosts a dinner party, while Jimmi finds himself alone with Megan working late.

Does Mrs Tembe have anything more to worry about? She visits a clinic to find out. Jimmi and Megan come to realise that their differing branches of medicine are not mutually exclusive.

In the aftermath of a terrible accident, the clock is ticking for Rob and Sid to help the people involved. Ruhma meets a pregnant woman who wants to date.

News of the accident filters back to the Mill, but Sid's reaction surprises them all. Rob insists he is fine, and Zara tries too hard to be Emma's friend.