In search of respite, China takes off to St. Theresa's Monastery with her friend Maggie, a former nun. The goal is a brief, tranquil retreat—but there's a conflict at the convent. The Mother Superior has recently died, and a battle over the future of St. Theresa's suggests that her sudden demise might not have been accidental. Now, China's quest for a replenished spirit takes second place to a more earthbound pursuit: catching a killer.