The Chemos and the Pachecos are two gangs whose adventures are witnessed by the doctor, the assistant and the social worker of a clinic where they know of the young men's problems.The Chemos and the Pachecos are two gangs whose adventures are witnessed by the doctor, the assistant and the social worker of a clinic where they know of the young men's problems.The Chemos and the Pachecos are two gangs whose adventures are witnessed by the doctor, the assistant and the social worker of a clinic where they know of the young men's problems.