Arquivo Morto Temporada 4 Episódio 1

Lilly investigates a 1995 shooting spree at a mall in which two teen boys killed 15 people before committing suicide. The case is reopened when a video of the crimes is found and it suggests that a third shooter was involved. Elsewhere, Stillman asks Valens to investigate whether Valens brother may have been molested by a boxing coach in the 1980s.