In the end, Huo Yuhao never got to wait for Wang Dong'er's support.
Because Huo Yuhao turned back and undid the fusion of the four fierce ghosts, took them back, then headed for the Slaughter City Ruins.
The fusion of the four fierce ghosts had unavoidably damaged their ghost bodies. Fortunately, damage like this could recover inside the Hao Emperor Banner.
Otherwise, losing two Titled Douluo-level ghosts and two Soul Douluo-level ghosts over something like this would have made Huo Yuhao feel it was a terrible loss.
Brother Hao was not unwilling to spend resources. He simply saved when he should save and spent when he should spend; good steel had to be used on the blade.
Otherwise, why say Brother Hao was someone who knew how to live properly?
By the time Huo Yuhao reached the Slaughter City Ruins, Cain's soul had also returned to his side.
Cain had abandoned the body she possessed, faked her death at the hands of Wang Dong'er and the others, then burrowed underground and escaped. Although she had inevitably been burned by Light Attribute power, her source had not been harmed, and she would recover after some time.
Next, Huo Yuhao checked Cain's gains and discovered that Cain had gained a great deal from this wave. By sucking a large amount of fresh blood, Cain's physical form had clearly improved and was one step closer to the Soul Douluo level. It saved Cain quite a bit of cultivation time and also saved Huo Yuhao many resources.
Perhaps the former Cain had not been an Evil Soul Master, but the current Cain was a genuine Evil Soul Master through and through. The Dark Gold Three-Headed Bat King Martial Soul had also already fallen into an Evil Martial Soul, and its strength had instead risen