The disappearance of a leading U.S. biochemist was handled routinely by the Department of Justice... until their agent on the case was found dead in Florida, his body ravaged by a plague bacillus.

Enter Mack Bolan. The murky world of the Everglades was ominous enough without the unknown variables - a strange secret fortress, the biochemist's strong-willed daughter, and a mad millionaire's private army bent on territorial expansion way beyond the confines of the Sunshine State.

The Executioner's search-and-rescue suddenly became a blistering search-and destroy. In this lush steaming swampland, the man in black would spare no quarter to bring a defenseless world back into balance.