Bunny feels that he is not doing enough to justify his role in his partnership with Raffles. He suggests to Raffles that he take a more active role in their next burglary, and Raffles agrees.

Bunny arranges for their next target to be at his old home, now the residence of Lord and Lady Osborne. He arranges for Raffles to see Lady Osborne's diamonds at a party and Raffles is hooked.

But the organisational side of things is not quite as simple as Bunny had imagined it to be.