Alpha Infection

Somewhere in the dark corners of the world, or perhaps in space, or possibly even another dimension, a new infection is waiting to take hold. This disease can take any form you can imagine, from a parasite to a fungus, but it has one defined set of symptoms. It transforms its victims into hypersexualized castes, whether it's alpha males, females, or whatever you can imagine. It can impose radical body transformations, transform the personalities of those infected, break down taboos, or even be controlled like a weapon. There could be competing infections, infections that only target specific groups, or even magic involved. The only question that remains is...