Electric Man Part 1

Inspector Dave apprehends Kapil, suspecting him to be responsible for the mysterious deaths at a store. Kapil has the ability to withstand high voltage and is even know to conduct electricity. Dave informs K.D. Pathak about Kapil and claims that he is the murderer. K.D. Pathak believes that Kapil is innocent and decides to represent him in the court. How is Kapil's superhuman ability related to the mysterious deaths?