[Jarrod]

Not sure how reliable this is:

Big Blagger ‏@bigblaggeruk 11m
A source close to the show has revealed exclusive details about the new series. Unfortunately there will only be one house #whatsthesecret

Big Blagger ‏@bigblaggeruk 6m
The bathroom is still to be completed and there is a tree house in the garden and also possibly a prison #whatsthesecret

Big Blagger ‏@bigblaggeruk 8m
Housemates will have to work for their privileges eg riding and exercise bike to power luxury items #whatsthesecret

Big Blagger ‏@bigblaggeruk 8m
For the first time ever, the diary room is located upstairs #whatsthesecret