SECRETS ARE THE DEADLIEST POISON
Eustacia Rose is done with murder cases. She's ready to settle down with her partner, Matilde, and focus on her work at the university. To live a normal life.
But then along comes a case she can't resist investigating - because this time, the murder victim was poisoned with hemlock, one of the plants stolen from Eustacia's illicit garden of poisonous plants. And Eustacia is not the only one desperate to retrieve her lost the beguiling trader of rare plants, Zsa Zsa, and rival university professor Hutchins are on the trail, too, not to mention the dangerous criminal gang determined to keep hold of the lethal plants.
The stakes are higher than ever for Eustacia. Because if she cannot save her plants in time, there will be more deaths - and this time, the blood will be on her hands . . .