By the call of a stranger the police come and intervene in a party in the fourth floor of a building. A girl escapes and trapped in a balcony of the third floor. A woman helps her but this is only the beginning of the troubles.
A conscript teacher is leaving the village as his military service is over. But...
Iraj and Hamid, old friends from their childhood, have a headache to pursue criminal cases, their foot is unintentionally opened to the case of serial murders... a case that they enter becomes pregnant with more dangerous events, but...