Welcome to Brother vs. Sister, the only approved fanlisting at the fanlistings.org for the rivalry between brother and sister, Richard and Kathleen Clayton from the WB series, Tarzan.
At the heart of this rivalry is not only Greystoke Industries, but their nephew as well, John Clayton, Jr.
One wants to control all of Greystoke. The other wants to return Greystoke to what it should be.
One wants to control John for himself. The other wants to care for John, give him the life he should have.