The theory is that when we pass through the Porter, our molecular structure is altered, which allows the Continuum to work on us. I wouldn't say it's Lachesis fault, but just the way the machine works, just like its radiation.

[ kaneki shakes his head softly ] it's of course a way to keep us in line. Nobody ever said otherwise, and I'm certain most realize it. But it's not black and white. After what happened in the Death Island, there were a lot of repercussions from the imPort's death.

Like i said, there is a lot of history.