A 13-year-old boy with curly brown hair and vibrant blue eyes in a 3D render style. He is stepping through a swirling, ethereal portal filled with vivid colors and lights. The room behind him is softly illuminated by the portal's light, casting intriguing shadows on the walls. Alex's face shows a mix of determination and curiosity as he steps into the unknown. --ar 16:9 --cref <https://s.mj.run/koFjL9henI4>