[DemolitionRed]

The most likely scenario is, they were both deemed suitable to adopt. They both jumped through all the rigorous hoops to finalize that adoption and they both very much looked forward to having a child of their own.

Blood parents are known to hurt and even kill their children. In most circumstances of parental abuse, it was never planned or even considered, but something that started to happen soon or long after that child's birth. I doubt this was premeditated but something that happened in the heat of the moment.