But Kovac isn't convinced and when Iron Mike is found dead a few days later, another apparent suicide, Kovac and Liska stop listening to the brass, put their careers on the line and start their own investigation.
Despite Kovac's skepticism, the discovery of Iron Mike's body a few days later, which appears to be another case of self-destruction, prompts Kovac and Liska to disregard the instructions from their superiors, risk their professional reputations, and launch their own investigation into the matter.