The only one left

Previously

…The web of secrets was starting to unravel, not into the neat patterns of premeditated malice he'd initially expected, but into the messy, chaotic threads of fear and impulsive decisions. The discarded toy, the torn piece of paper – these were not clues to a calculated murder, but fragments of a story far more tragic, a story of a child’s accident and the suffocating weight of a terrible secret. The perfectly undisturbed room now seemed less like a crime scene and more like a stage where a desperate act of preservation had taken place. The whispers of resentment and fear had, in fact, been the loudest voices all along, drowning out the quiet truth of a devastating accident.