Agents of Mercy

USA Today bestselling authors Lisa Harris and Lynne Gentry deliver a riveting series of unforgettable and chilling medical thrillers

From the first line of GHOST HEART to the last line of DEATH TRIANGLE, this intense thriller series weaves a treacherous international medical web set in motion by one person’s desperate quest for immortality. The far-reaching consequences of that individual’s sinister actions will threaten the entire world. The final installment of the series, DEATH TRIANGLE, will tie together the whole chilling story and leave you speechless.

Exotic adventure. Murder. Transplant tourism. Pirating. Virus manipulation. Global panic.

The haunting stories are fiction. The hope is real.

GHOST HEART was a Carol-award winning finalist!

LETHAL OUTBREAK made the USA Today Bestseller list in the Dangerous Deceptions Box

Murder on Flight 91: Agents Of Mercy Prequel

From the series: Agents of Mercy

A passenger collapses on an international flight, but is it a medical emergency, or attempted murder?

When the US military can no longer ignore the conflict in the Sudan, Dr. Danielle Nanga and civil affairs specialist Liam DeMarcus are deployed to restore order to a refugee camp. Their flight is supposed to be the easy part of this mission....

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Ghost Heart: Agents of Mercy Book 1

Medical Thriller
Book #1 from the series: Agents of Mercy

A mother willing to risk everything for her child.
A surgeon desperate to cover his crimes.
Ripped from today’s headlines comes an unforgettable, chilling medical thriller.


A Carol-award winning finalist!

A brutal murder convinces Dr. Mia Kendall there’s more than she imagined to the mysterious spike in heart transplant rejections. Determined to...

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Port of Origin: Agents Of Mercy Book 2

Book #2 from the series: Agents of Mercy

When virus-infected pirates hijack a humanitarian medical ship from an African port, they trigger the threat of a global pandemic.

How do you keep hope alive in a sea of darkness?

An African fisherman.

Foreign exploitation of Africa’s natural resources has destroyed the fishing business of Dabir Omar. Hijacking oil tankers brings cash to his family...

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Lethal Outbreak: Agents Of Mercy Book 3

Medical thriller
Book #3 from the series: Agents of Mercy

USA Today bestselling authors Harris and Gentry deliver a gripping medical thriller ripped from today’s headlines.

There are diseases hidden in the ice and they are waking up.

Virus hunter Aiden Ballinger believes the source of the lethal outbreak that decimated a remote Tibetan village came from disturbing the permafrost. Desperate to rebury it...

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Death Triangle: Agents Of Mercy Book 4

Medical Thriller
Book #4 from the series: Agents of Mercy

No one suspects that the deadly pharmaceutical and viral disasters ravaging the African continent have been the fallout from one person’s intent to acquire immortality.


Not until two pregnant teenagers escape their captors and stumble into an African refugee camp.


When one of the escapees suffers a strange and bloody death, Dr. Rachel Allen, an...

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