C420 Sign the Covenant

The next day, in a room in the Sacred Palace, a figure stood guard beside the bed. A figure lay on the bed. This figure was Wan Tongyao, who had slept for the entire day after using the Emperor.

"Hmm?" At this moment, Wan Tongyao's eyes moved slightly. Soon after, a pair of black eyes suddenly opened.

"Hiss... My head is really hurting. Every time I increase my strength