It was about children who were born with deformities, and their parents felt that once they were born with those deformities, they were not good enough to live in the society, so they were given some concoction to take and as a result they died.
Он о детях, рождённых с уродствами, родители которых считали, что раз они родились с этими уродствами, они были не достойны жизни в обществе, так что им давали некое зелье, в результате чего они умирали.