In 1993, the Search for Extra Terrestrial Intelligence Project intercepts a signal revealing an alien DNA blueprint, accompanied by guidelines for combining it with human genetics. This experiment leads to the creation of Sil, a captivating yet lethal being capable of transforming from an alluring woman into a formidable, armored predator in an instant. As her hybrid nature unfolds, the race begins to contain her unpredictable and dangerous instincts before she fully unleashes her potential.