Wallace is hit in the face by a hammer from Uélton. He passes out and falls to the floor. Milton and the other workers crowd with concern.

"Uélton! What did you do?" Milton exclaims.

"My bad, Milton! I couldn't take it anymore!"

Uélton is reacting frighteningly; he goes pale and takes two steps back.

Romualdo approaches the agglomeration and asks to make space. "Excuse me, guys! What happened, our first accident at work?"

"It was my fault, Seu Romualdo." Uélton replies, in a broken voice, "He is my brother and we have an argument."

Romualdo looks at Uélton with a cornered face and then looks at Wallace still unconscious. There...