Leonard stared at Michelle, staging as Ana, for a while before he finally realized the loophole in her words. "They must have left behind spirit remnants!"
Ana raised a brow. "What's that?" she asked.
In reality, Michelle knew, but she decided it would be more believable if Ana Ostrich didn't know, since she never really cultivated.
Leonard was surprised that she didn't know, but he also considered her lack of cultivation and understood it. "Anyone who uses spirit energy leaves behind remnants of it in the surroundings as they walk. And those remnants change depending on the mood of the owner. But they can always be tracked back to their owner because of the element and pattern of the spirit energy within them."
Ana tilted her head. "And how would that prove who the culprit was?" she asked.
