Recruitment *****

My son app****,went for an interview,documents got verified nd all was in order and valid, was called and told that documents are being taken to HR and should wait fr a call before end of the week to come and start working, but nothing happened ,a year passed and they called again nd ask if I was still interested and that they will call me ,till today I'm still waiting....what happened, my son is still traumatized by the whole ordeal till today..what took place there,who replaced my son...where dd my son information went?cos we suspect ***** took place there...