At Excelsior Academy, silence is deadly. A Caribbean folk horror saga set in a Dominican Catholic boarding school.
A killer wearing the face of a Dominican carnival devil.

The killings at Excelsior Academy.




"Before the blood. Before the betrayal. There was Julián."
Uncover the origin of Excelsior Academy's darkest legend. This chilling prequel reveals how one student's descent into darkness planted the seeds for the horrors to come.





"The game of silence is over. Now everyone screams."
Two years after the Excelsior massacre, the survivors agree to relive it on camera. A reality show wants their trauma in prime time, and Lucía's return from A Grim Tale sets it all in motion. Then the cameras catch something nobody scripted. The Grim Cojuelo is back, and this time the whole country is watching.
Why Mortal Vengeance Matters
The Mortal Vengeance series is a Caribbean folk horror saga that uses the slasher genre as a delivery mechanism for sustained social commentary on institutional abuse, class warfare, domestic violence, trauma commodification, and the systemic failures of religious education. Across its first three novels—a main entry, a prequel, and a reality-TV-framed sequel—with a fourth, set in 1961, in progress, the series constructs a mythology rooted in Dominican carnival folklore…

