The lady of the Walters house, Cecilia Walters, loses her engagement ring, the cornerstone of her profitable relationship with Hans G. Manz.
Maid Mia Bridget is blackmailed by Cecilia into helping her find the ring and enact her "second secret plan," all whilst keeping it under wraps to prevent a fuss, before Viscount Manz visits the next week.

Note: No official summary. Summary given here is provided by Hour of Lunacy Scans.