eight
o'clock
I intend to know the truth of this ; so it 's merely a matter of waiting . You can leave here the moment you decide to confess ; so you 're punishing yourself by staying . '' Once more the key turned in the lock , and Diana was a prisoner . At eight o'clock Miss Beverley , in strict silence , brought in a tray with supper , placed it on the table , departed , and secured the defences . After that nobody else even came up the stairs . `` They might some of them have managed to push a note under the door , '' sighed Diana . `` I guess I 'd have got a message in somehow if it had been Wendy shut up here .