A shockingly, unnaturally gruesome death brings your Agents to Los Angeles. Their investigation quickly brings them into contact with the massive Los Angeles Sheriffs Department, long recognized by federal agencies and civilian whistleblowers as one of the most corrupt institutions in the country.One of the many criminal gangs that work as deputies has a particular interest in the Agents pursuits. A gang that met the unnatural and began twisting older, deeper laws towards the tired avarice of police corruption. They expected the usual complicity at every level of government. Instead, they find Delta Green. The question for the Agents is not whether they face the rot of the unnatural. Its how far the rot spreads. And how deadly the response will be when they start burning it out. Requires the Delta Green core rules or the Need to Know quickstart rules.