C367 The Mysteries of the Pink Crystal Nucleus and the Mysterious Illusion!

"What is this?" Looking at the crystal nucleus that was constantly flashing under the sunlight, Willett had an indescribable feeling in his heart. It was as if this walnut-sized diamond-shaped crystal nucleus contained a huge, terrifying, but harmless power. It made him instinctively feel vigilant, but he did not feel a sense of danger at all