In a frost-bitten metropolis where machines outlast their makers, Investigator Esfir Khairova is drawn into a string of gruesome murders known as the Sweet Tooth killings. Each crime feels disturbingly familiar, as if she’s trying to find a part of herself in the killer's mysterious motivations. The deeper she delves into the case, the more she senses something fractured within herself, a dissonance between what she remembers and what she is.

Blake Beaulieu begins her university life adrift, haunted by memories she cannot fully grasp and shadows she cannot fully name. As she navigates mundane conversations and fleeting friendships, fragments of the past quietly unravel—a forgotten garden, a photograph on her wall, and a girl whose smile lingers beyond memory. Bound by nostalgia and unspoken grief, Blake finds herself caught between the desire to move forward and the ache of something precious lost. In a world where absence speaks louder than presence, she searches for meaning in the echoes of the past, learning that some loves never truly disappear—they simply bloom quietly within us, like wisteria through the cracks.

Frightened and alone in the woods, Leslie has no memory of how she got there. Until sinister recollections of her sadistic ex come flooding back to her, with the added realization that she has done something horrible to stop him once and for all.