Dog gene

Still, piranhas were only fatal to ordinary humans and creatures. It wasn't impossible for Zi and the contestants to defeat Hammond's snare, but doing so may cause a commotion and expose themselves; getting picked up by surveillance and inadvertently alarming the snake.

At this moment, Sheyan bluntly slashed himself and allowed his blood to stream out. The aroma of his blood quickly allured the majority of the piranhas, as they besieged him vehemently in the water. Nevertheless, his innate 'Stronghold' allowed him to withstand them comfortably.

Proceeding from there and after an arduous test, the gang of four arrived before the entrance of the secret lab. What greeted them was a pair of enormous sliding doors that were as solid as underground bunkers. Furthermore, the doors were concealed seamlessly, where the contestant quartet only discovered it after an excruciating round of inspection.