The murderous storyline began earlier this year in January when Rick Spencer (played by Victor Gardener) was killed in hospital.
Since then, psychotic Will Savage (James Atherton), Mariam Andrews (Helen Lederer) and Phoebe McQueen (Mandeep Gill) have also fallen prey to the soap’s evil slayer.
Hollyoaks’ Gloved Hand Killer in a Tony mask (Lime Pictures)
The killer will finally be revealed next week.
To mark Hollyoaks’ 20th, viewers will also be treated to the soap’s first Gay Pride and a perilous underwater battle to survive for Freddie (Charlie Clapham), Jason (Alfie Browne-Sykes) and Robbie Roscoe (Charlie Wernham).
Set in the fictional borough of Hollyoaks in Chester, Hollyoaks was first broadcast on Channel 4 on October 23, 1995.
It started with just seven characters and now has almost 50. On its birthday it will have broadcast 4,240 episodes.
Here’s what fans can look forward to as part of the celebrations (spoilers ahead).
The Gloved Hand Killer is on the prowl
Dr Charles S’avage, played by Andrew Greenough, is in trouble (Lime Pictures)
Is this the end for Doctor S’avage? The medic (played by Andrew Greenough) is unaware of his perilous situation.
Hollyoaks does Gay Pride
Tony Hutchinson from Hollyoaks, played by Nick Pickard (Lime Pictures)
Tony Hutchinson decides to cash in and throws Hollyoaks’ first ever gay pride festival.
Harry (Parry Glasspool) and Ste (Kieron Richardson) attend Hollyoaks Pride, the brainchild of businessman Tony.
Drama at Hollyoaks Pride (Lime Pictures)
Robbie and Jason run away from Trevor Royle (played by Greg Wood).
Yes, there is a dramatic stunt
Hollyoaks’ Roscoe brothers in trouble (Lime Pictures)
Heart-stopping action as the Roscoe brothers jump off a viaduct and into a river to escape gun-toting Trevor.
Will the siblings survive?
James Redmond returns to Hollyoaks
James Redmond returns to Hollyoaks (Lime Pictures)
A familiar face is back as James Redmond revives the role of Rory ‘Finn’ Finnegan. The actor played Finn from 1997-2002 before departing for pastures new. He made a brief return in 2013.
The week-long 20th anniversary celebration is set to be a party Hollyoaks fans will long remember.