At those words, the old ghost nearly lost his shape in rage. But he had already given ground, and if he tried to take it back now, one could only imagine what that sly scoundrel Xu Yi would put him through.
He struggled to steady himself and said, ignoring the matter of the emergency boundary token, "My Heart Soul is in your hands, and you've treated me well. But I can't be enslaved by you for the rest of my life. Three years. Once we reach the outside world, I'll protect you for three years. When those three years are up, you must return my Heart Soul. Otherwise, I'd rather die of old age in this world than ever submit."
With that, he fixed his hollow eyes on Xu Yi, tense to the extreme. His words were resolute, but in his heart, he had no confidence at all.
Xu Yi smiled calmly. "That's not an unreasonable request. I agree. Do you want me to make a Heart Oath?"
"No need. I trust you."
After what had happened before, the old ghost knew Xu Yi kept his promises. Besides, given Xu Yi's slyness, even a Heart Oath might not do much good. Better to act magnanimous and earn some goodwill.
The crystalline skeleton let out a scream of such agony it made one's scalp itch. A wisp of mist seeped from the spot between his brows, and at its center was a dim flame as thick as a Lamp Wick. It flew straight toward Xu Yi.
Though Xu Yi didn't understand the intricacies, he trusted the power of his yin soul and the protection of the lightning ring. He had no fear that the old ghost was faking, and simply let that wisp of Heart Soul enter his spiritual platform.
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