The fire sermon

Four hundred years after a nuclear fire ravaged Earth, humanity is divided. Every person is born with a twin: an Alpha, physically perfect, or an Omega, burdened with a deformity. Omegas are ostracized in an apartheid-like society, while Alphas control the world's scarce resources. Cass, a rare Omega with psychic foresight, dreams of equality, putting her in the crosshairs of both the ruling Council and the Resistance.