After finding out that Sienna is entangled in all sorts of dodgy dealings with criminal Ethan Williams (Matthew James-Bailey), Warren gives Sienna a brutal ultimatum.
Will Sienna take any notice or will she plough on with her scheme to bring Ethan down?
Things get even more difficult for Sienna when she gets an anonymous text message that makes her and her partner in crime, Ste Hay (Kieron Richardson) very worried indeed.
The pair are convinced that someone has rumbled their very risky activities.
Ste and Sienna head off to meet the sender of the message and are STUNNED when they come face-to-face with their surprising accomplice!
Who is it?
Meanwhile, there is a chilling realisation for Ethan in the form of three urns as one aspect of The Undertaker’s identity is revealed.
Who has been putting the frighteners on them and who exactly is the menacing 'Undertaker?'
Elsewhere, Olivia Bradshaw (Emily Burnett) is shocked to be left out in the cold when Theresa McQueen (Jorgie Porter) rejects her offer of drinks at The Dog.
Theresa then goes on to give Olivia some harsh truths.
Meanwhile, struggling to control his anger, Charlie Dean (Charlie Behan) almost gets into a scuffle with DeMarcus Westwood (Tomi Ade).
DeMarcus’s dad, Felix Westwood (Richard Blackwood) is forced to step in and intervene.
Later, Felix tries to give his teenage son some advice, but will headstrong DeMarcus take anything onboard?
Over at the Grand Bazaar, the results of the burger-selling contest are revealed.
Juliet Nightingale (Niamh Blackshaw) and Shaq Qureshi (Omar Malik) went head to head to see who should be given a job on the stall.
Who has been victorious?
Later on, Shaq has a shocking proposition for newcomer Nadira (Ashling O’Shea), but what will he do when he realises his ex, Verity Hutchinson (Eva O’Hara) is listening in?
Meanwhile, Juliet soon finds herself turning to relationship expert, Nadira, when a cancelled date with her partner Peri Lomax (Ruby O’Donnell) leaves Peri very upset.
Has Nadira got any words of wisdom that can help smooth troubled waters?
Hollyoaks airs Monday- Friday on C4 at 6.30pm with the next episode following on E4 at 7pm
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Tess is a senior writer for What’s On TV, TV Times, TV & Satellite and WhattoWatch.com She's been writing about TV for over 25 years and worked on some of the UK’s biggest and best-selling publications including the Daily Mirror where she was assistant editor on the weekend TV magazine, The Look, and Closer magazine where she was TV editor. She has freelanced for a whole range of websites and publications including We Love TV, The Sun’s TV Mag, Woman, Woman’s Own, Fabulous, Good Living, Prima and Woman and Home.