C48 The Moon Was Dark and the Wind Was Strong

"Now is not the time," Mo Ziyun said. "We'll wait until it's dark before we go out and get the things back."

The so-called thing referred to Water Lord. Back then, when he self-destructed, other than the Immortal Palace, he didn't take anything else with him. This benefitted Helian Ping. Although Water Lord had dissolved in his body, he did not disappear after he self-destructed