Save the city from evil mutant muenster! Ralph's Killer Muenster, typically the world's most delicious cheese, spilled somewhere into the sewer and somehow became mutant. Now it's spreading and mutating more. You've got to scientifically track it back to the source so you and the geniuses at Genentech can deliver the antidote to avert a dairy disaster and return Ralph's Killer Muenster to its former delectable state. Solve puzzles using genetic methods and processes, with levels from novice to genius, and help lift Ralph's health code violations and get him back to making cheese!