These Zinn males follow the shocking rules of the secret pact they made with the United States government. It gives worthy Zinns the right to take an Earth female of their choice for two weeks. On Choosing Day, the female can elect to stay with her male on Zinn or return home with her mind wiped of the experience. Trigger Warning: these two series, especially the Mastered by the Zinn series, contain non-con/dub-con situations.