Caroline Holden, Stephanie's sister comes to Baywatch. She meets Stephanie when she falls off some rocks while watching Stephanie when she is testing a new wave-runner. She tells Stephanie that she is engaged to a man named Frank Randall. He is an environmentalist, and dives looking for pollutions. When he is collecting underwater soil samples, he is attacked by two men. They force him to reach the surface at high speed. Therefore he gets the decompression sickness and ends up in a decompression chamber, clinging for his life. Caroline is devastated and tells Stephanie to go to Frank's house and get her some clothes. When Stephanie is at Frank's house, a man breaks into the house and looks around while Stephanie hide herself on the balcony. Then Stephanie tells Caroline about the break-in, and Caroline tells her to go and visit Frank's partner Jordan Stewart and see if he knows anything about what Frank was doing in the water. But he tells her that Frank worked alone a lot. Later when