Higurashi When They Cry (2006 anime version)

In 1983, Maebara Keiichi lives with his friends in the rural village of Hinamizawa. While searching for clues at the landfill, Keiichi learns from Tomitake Jirō about the past murders. He also learns about the dam construction proposed by the government five years earlier. The project met with protests and was withdrawn. When Keiichi asks Rena and Sonozaki Mion about any incidents relating to the project, they refuse to reply, which makes him suspicious. He gets even more suspicious as he and Rena discover the statue of Kenta, the parody of Colonel Sanders and Rena leaves to find a machete, he finds a newspaper article about the death of the construction manager whose corpse was then divided into three parts literally by his co-workers who are all arrested except only one. He learns that his killer is still at large.