Jorge Silveira (l) and his wife Isabel Pires pictured after
their arrest
Jorge Beltrao Negromonte, his wife Isabel Cristina Pires,
and his mistress Bruna Cristina da Silva claimed to be part of a sect that
wanted to reduce the world's population and so have resulted into killing
humans.
They lured a teenage mum to their home after promising her a
job, slit her throat, and then fed bits of her flesh to her one-year-old child,
whom they later