“I stayed in the dining-room with Mike — with Michael.”

“And Michael,” said Alleyn, “is of course now in bed?”

“He is,” said Nanny.

“Were you all in the dining-room when Lord Wutherwood called out?”

“Yes,” said Henry. “He shouted ‘Violet!’ twice. We were in the dining-room.”

“At what stage did Michael appear in the dining-room?”

Henry leant forward and pulled an ash-tray towards him. “Not long before Uncle Gabriel called out. He’d been messing about with his trains in 26.”

“Right. That’s perfectly clear. We’ve got to the moment when Lady Wutherwood and her escort went into the lift. Did you go out on the landing, Lady Charles?”

“I stood in the hall door and called out good-bye.”

“Yes? And then?”