A mysterious death. A missing partner. Can an opera singer and businessman catch the culprit before he strikes again? 

San Francisco, 1869: New Zealand-born Pania Hayes has won the hearts of her Californian crowds. But after her husband's untimely death, the opera singer realizes fame and fortune mean nothing without loved ones to share it with.

Hong Kong-born John Russell prides himself on building his business empire from nothing. But after his beloved mentor's death and business partner's disappearance, he realizes the company is slipping out of his control. Within the ranks, tensions have turned deadly. And a shameful secret from his past threatens to unleash even more destruction.

United in their grief but unable to reach out, Pania and Sir John must learn to work together to solve the mystery before more blood is shed.