park manager luong gihong is watching nearby. >> translator: i felt that my heart was about to pop outmy mouth. it was scary. if he had fallen earlier, according to our survey of the area, if he fell before the cliff right to the bottom, there'd be absolutely no chance of him surviving. >> security personnel rush to rescue aisikaier from the cliffside. >> translator: we found him, and he already fainted. we helped him stand up. >> translator: they bound him to a rope and dragged him up slowly. i saw that he was not well at all. we dragged him up step by step. we asked him, how are you? he answered, i'm okay. i'm okay. don't worry. all of us were very happy when we saw him sitting there. we knew that he's fine now. it was only scratches. we were all very happy. >> aisikaier's injuries are more than physical. in the days after the fall, aisikaier's confidence as a high-wire performer is rattled. but his trepidation doesn't last long. >> translator: i was still upset after i got back so i tried out walking the tightrope. and then i was assured. i started giving performances again. now i'm