Yu Fei observed it carefully. The electromagnetic information within it remained unchanged.
'Whew, good thing it's not real-time monitoring.'
Yu Fei breathed a sigh of relief. It wasn't that more advanced slave collars didn't exist. But for one, his strength was considered low, and for another, higher-end collars were far more expensive.
The one they'd used on him was just the most basic model, which had to be manually triggered to detonate.
In that same instant, the crimson ropes of Magic that had been wound around his torso and limbs flared with a brilliant red light, like vipers jolted awake.
The floating red runes flashed wildly as the ropes themselves coiled around him again at astonishing speed. They erupted with an even stronger suppressive energy, viciously constricting his meridian nodes. The moment his Inner Qi showed the slightest sign of loosening, it was sealed away again even more securely.
