S1·E61 Double Death

K.D Pathak is shocked as his assistant Varun tells him that Dr Susheel Bharti called him. Dr Bharti has been dead for the past 3 years. Varun visits his clinic and informs her wife about the incident who later forces Varun to leave. Dr Bharti is already dead in a plane crash so how come his body is found in a Blue Pearl cottage. How will KD solve the case?