'V' for Vashon: The Father

'V' for Vashon is the 9th episode of Season 5 in the original version of Hawaii Five-0.

Synopsis
Operatives working for Wo Fat steal a device from a U.S. military base in Hawaii. Wo Fat is also manipulating a young Maoist into helping him smuggle the device to China. McGarrett and Five-O race to keep the device from leaving the islands. They capture Wo Fat at the last minute. But McGarrett receives a shock courtesy of U.S. spymaster Jonathan Kaye.