In episode 80 of Har Yug Mein Aayega Ek Arjun, aired on 26th May 2013, the ETF investigates the death of Ruchika

Ruchika commits suicide. Her husband, Niranjan, informs the ETF that Pankaj used to take pictures of her. Arjun suspects Niranjan's friend, Shikha, and interrogates her. The ETF tries to catch Pankaj, but fails. Later, they find him dead in his house. Arjun suspects Niranjan and interrogates him. Niranjan confesses that he caused his wife's suicide for aborting their baby, and killed Pankaj as he was blackmailing him. 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..