A close up of a person with a green light on their face

some 👽 et like gray translucent transparent, only silhouette, There were 5 of them 3 lowered manipulating a machine and two doing hand signs, when they saw that I was repeating the signs they were surprised, one of those doing hand signs jumped back in surprise and stopped doing the signs, he whispered to his colleague on the side who continued doing the hand signs nodded his head saying yes, then he went back to doing the signs too, after that They kept making hand signals, when I repeated the signals and I was getting the position of the hands right they flashed from translucent and transparent to solid and green