Talk:Chains of Harrow/@comment-51.171.235.150-20171203124143/@comment-2604:6000:A24C:5600:657A:6C3A:302E:F750-20171225025527

They cover this in The War Within. The kids who survived and became Tenno had to kill their own parents and other kids who gave into the Void if they didn;t just naturally die of exposure