Catalyst: A Dark Descent into Delirium follows the chilling unraveling of Dr. Novak, a psychologist assigned to review a series of recorded therapy sessions. What begins as a routine analysis quickly spirals into delusions, betrayal, and madness.

After the mysterious death of a former professor, Dr. Novak, a relatively unknown in the field of psychology, managed to manipulate his way into taking over the esteemed psychotherapy practice, deceiving Mrs. Ruzicka, the late psychologist's loyal secretary, in the process. Everything seems routine until Dr. Novak receives a box of audio tapes from a colleague, asking him to analyze them. What begins as a simple review of therapy sessions soon spirals into delusions, betrayal, and madness, as Dr. Novak's grip on reality begins to shatter...

Step into this unsettling world of psychotherapy, told through newspaper articles, Post-it notes from a frustrated secretary, unapologetic letters from colleagues, audio tape transcriptions, and a "Descent into Delirium" journal filled with Dr. Novak's most intimate and distorted thoughts-accompanied by illustrations only a madman could sketch.