is experimented upon by an amateur herbalist who is one of his employers. His only naive hope is that he will win the national lottery. When he discovers that his wife is the mistress of his town's wealthiest landowner, Taghi escapes to the local forest where he experiences a brief moment of peace and harmony. His wife comes looking for him, and in a fit of rage Taghi murders her and is eventually caught for his crime. Postchi faced the same censorship issues as Gaav, but was eventually released in 1972. It was screened in Iran at the 1st Tehran International Film Festival and at the Sepas Film festival. Internationally it was screened at the Venice Film Festival, where it received a special mention, the 22nd Berlin International Film Festival, where it received the Interfilm Award, and the 1972 Cannes Film Festival, where it was screened as part of the Directors' Fortnight. The Cycle 1973–1978 In 1973 Mehrjui began directing what was to be his most acclaimed film, The Cycle Mehrjui got the idea for the film when a friend suggest that he investigate the black market and illicit blood traffic in Iran. Horrified with what he found, Mehrjui took the idea to Gholamhossein Sa'edi, who had written a play on the subject, "Aashghaal-duni". The play became the basis for the script, which then had to be approved by the Ministry of Culture before production could begin. With pressure from the Iranian medical community, approval was delayed for a year until Mehrjui began shooting the film in 1974. The film stars Saeed Kangarani, Esmail Mohammadi, Ezzatollah Entezami, Ali Nassirian and Fourouzan. In the film, Kangarani plays Ali, a teenager who has brought his dying father (Mohammadi) to Tehran in order to find medical treatment. They are too poor to afford any help from the local hospital, but Dr. Sameri (Entezami) offers them money in exchange for giving illegal and unsafe blood donations at a local blood bank. Ali begins giving blood and eventually works for Dr. Sameri in luring blood donors, despite spreading diseases in the process. Ali meets another doctor (Nassirian) who is attempting to establish a legitimate blood bank, and helps Dr. Sameri in sabotaging his plans. Ali also meets and becomes the lover of a young nurse, played by Fourouzan. As Ali becomes more and more involved in the illegal blood trafficking, his father's health worsens until