Private investigators, Mas Hammett and Sophie Chandler, business partners as well as kink partners, deepen their relationship as they delve into a new case brought to them from an old adversary. They can't resist diving into the investigation when McCarrigan's associate is found dead. The suicide begins to look suspiciously like murder, and two mutilated bodies show up nearby on the Golden Gate Bridge. The deeper Mas and Sophie dig, the more complicated and personally dangerous the case becomes. The first dark incident turns into another, and another, until they find themselves and their associates caught in the middle of an international and political intrigue, involving money laundering. Ramifications reach all the way to Washington DC. and endanger everyone involved. Pushed to use all his experience, knowledge, and skills to protect those he cares about, Mas, along with Sophie and their team, work out the end-run details with some unexpected help from official sources.