In episode 83 of Har Yug Mein Aayega Ek Arjun, aired on 9th June 2013, ETF investigates the murder of Vishnu PratapVikram wishes to sell his family's ancestral sword, but his father, Vishnu Pratap, denies. The next morning, Vishnu Pratap is found dead and the sword goes missing. ACP Arjun and his team interrogate the family. They find Vishnu Pratap's daughter-in-law, Sumitra, dead. Arjun suspects Vishnu Pratap's wife, Kalyani. Kalyani reveals that she could not see her children suffering, and killed her husband as she failed to convince him. She confesses to killing Sumitra for trying to steal the sword. Watch new episodes of Har Yug Mein Aayega Ek Arjun on Star Plus...Arjun is about a rebellious cop with an attitude, Arjun Raute. He becomes a part of Emergency Task Force (ETF) and solves mysterious crime investigative cases, which no one else can. But he doesn't hesitate to break any rules of the system and only believes in solving the crimes and helping the victims or affected families.