Wer Böses in sich trägt

The pacing kept me on the edge of my seat, but I'm curious about the specific choices that built up the tension throughout the story.

Her psychology felt so complex that I kept questioning her motives—was I supposed to root for her or see her as unreliable?

The gradual unfolding of information made the story so addictive, but I wonder if that was a deliberate structural choice or evolved during writing.