The lack of surveillance cameras in the 1990s led to many cases being stagnant.
Some murderers are strangers, some murderers are bedfellows, and some murderers are people you trust the most.
This series collects the process records of several cases that were solved that year, including: difficult cases limited by technical conditions, truths that were deliberately concealed, collective silence bound by human feelings...
Often a casual remark, an overlooked detail, is the key to tearing apart a lie.