A Death in Diamonds (Her Majesty the Queen Investigates #4)

by S.J. Bennett

‘Why ask Gina yourself?’ he asked. ‘Why not get the agency to sort something out?’ Beryl shrugged. ‘Once you say yes to a job, it’s up to you to get it done. Besides, I knew Gina would do it. She owes me. Owed me.’

Duh.