A first look at the Big Brother 2017 housemates have been revealed in a cryptic new trailer.
A new preview from the summer series sees blurred shots of this year's cast ahead of next month's launch.
"Who is entering the United Kingdom of Big Brother?" asks the trailer.
"Get ready because this year, Big Brother is getting extremely revealing," they tease.
The 20 second clip features four mystery housemates who are set to enter a new look Big Brother house on Monday, June 5.
BBUK launches live at 8:30PM before Rylan Clark-Neal hosts a special launch night Bit On The Side called 'Full House with Rylan' straight after.
Big Brother then continues nightly on Channel 5 across the summer.
What exactly is planned for the new series hasn't been confirmed but Channel 5 has claimed Big Brother 18 will be "the ultimate social experiment".
The first taster of the new series was a British themed eye logo, with show bosses promising a "must-watch culture clash of modern Britain.
They explained: "At a time of political upheaval and tough questions about unity in the UK, Big Brother brings you an alternative look at Britain.
"Standby for a very British summer of contrasts, conflicts and collaboration...and more fireworks than you could imagine, as a selection of people, from a range of backgrounds, come together in the ultimate social experiment."
As always, we'll bring you all the latest Big Brother news throughout the series.
Big Brother launches at 8:30PM on Monday, June 5 on Channel 5.