So with my story, you've seen all characters involved with the AAC, or American Association of Chimaeras. As with most organizations, however, there is a competitor. For the AAC, that competitor is the Penumbra Society (sometimes shortened to Penumbra, or, depending on the situation, Penumbra Labs, Penumbra Security, et al.). Following this is the history of the two groups.
After the AAC was founded in 1948 to combat the discovery of experimentation on chimaeras in Nazi Germany, there was a large influx of members over the following years and, as a result, a split between moderate and radical views developed. In 1961, a more radical part