I took the pictures under a natural light without any panel or reflector, just beside the window. No flash. I used a Nikon d750 + 50 mm 1.4.
These are the main character of a traditional event in Ischia (Italy). It happens every Saint Friday in Easter time. It involves all the local community of Forio in Ischia and it's becoming huge. Local people is very focused and passioned about this event and the facial expression are the consequence of their concentration before the beginning of the event.