Complex sentence: He says that he would like to return to his village in India with her, so that they might live there peacefully, but that in order to do so he would have to perform one last crime: two fake passports for himself and Simran.
Split into simpler sentences: He says that he would like to return to his village in India with her, so that they might live there peacefully. To do so he would have to perform one last crime: fake passports for him and Simran.