Nathan’s ire began to rise when he saw what was in the box. It was a tusk from a wild boar, the 500 kilograms boar that he’d killed when he was only nine years old. As he stared at it, his mind began to flood with images from that day, and his head began to ache. “My pills!” he cried. “I need my pills!”

Nathan pressed against his temples with his knuckles. It felt like his heart was in a clamp, and it was getting tighter. He grabbed at Vic’s jacket as the pain brought him to his ...