The agents found human tissue in the can. Human tissue was implicated in the school bullying case, and the school bullying case was implicated in the murder of the police officer... Is this a matryoshka doll? Matryoshka dolls don't have so many layers!
The black-hearted cannery stole "gynecological products" from the women's hospital next door to make cans, and the male husband of the black-hearted cannery next door robbed... The corpses in the air-raid shelter, the orphanage in the closed village.
People are always the most valuable and the least valuable.