Night climbing

In Harta opinion, leaving aside other things for now, just because Yu Yao gave him the Nine-Transformation Dragon Scale Flower in order to allow him to break the shackles of the Spirit Palace and break through to the War King realm, this was a huge favor.
Moreover, not long ago in the secret realm, he made a deal with the Da Dao Sect in exchange for giving up the mother chess piece on the ancient chessboard.
Even though Harta knew very well that the Da Dao Sect only promised not to hunt him...