Reading order
| # | Title | Published | Author | Buy on Amazon |
|---|---|---|---|---|
| 1 | Ghost Heart | 2017 | Lisa Harris | Buy |
| 2 | Port of Origin | 2020 | Lisa Harris | Buy |
| 3 | Lethal Outbreak | 2020 | Lisa Harris | Buy |
| 4 | Murder on Flight 91 | 2023 | Lisa Harris | Buy |
| 5 | Death Triangle | 2021 | Lisa Harris | Buy |
The Agents of Mercy series by Lisa Harris delivers Christian suspense across five novels published between 2017 and 2023. The books follow investigators facing dangerous situations, from Ghost Heart through Death Triangle.
The series combines thriller pacing with inspirational themes, fitting alongside Harris’s other suspense series like the Nikki Boyd Files and Southern Crimes.