Doesn't really matter if his story is real, THE story is real.
Thousands of people are abducted every night, some for nefarious purposes, some for enlightening ones and how the system would treat you if you go forward with it is absolutely true for many.
But it seems to me the holes in his story aren't holes at all, just a failure on his interviewers behalf to comprehend the depth of the information being shared and the nuances within the frame work of the truth.