Miranda Tate who works in the fictional Wayne Enterprises is Ra 's al Ghul 's offspring .
Bruce enlists Miranda Tate and her wealth to buy controlling interest in the company which helps him save it and to protect the nuclear reactor by supporting her as the new chair and CEO of the company , unaware that she was Ra 's al Ghul 's true child and he was therefore giving her everything she needed to complete her plan .
Wayne Enterprises