Recently, actress Sruthi Hariharan accused Arjun Sarja of sexual misconduct on the sets of the film Nibunan. Now, Arjun has reacted to the accusation by filing a defamation suit against the actress, according to reports. On behalf of Arjun, his nephew Dhruva Sarja has filed a Rs 5-crore defamation suit against the Lucia actress. Sruthi claimed that during the filming …