That ruin lay within an exceedingly well-hidden secret realm of the Ghost Domain.
Ordinary people simply could not find it.
Even the Violet Miasma Evil Ghost Clan and the other four Five Great Superior Grade Evil Ghost Clans had only discovered that place by sheer coincidence during a Limitless Storm a thousand years ago, obtaining some valuable items there.
Furthermore, based on certain traces left behind within, those evil ghost forces discovered that the place appeared to have been the main base of a powerful ghost sect from the Myriad Soul Ghost Realm in ancient times, known as the "Withered Bone Demon Sect," during its invasion of the Heaven River Realm.
It had also been the chief culprit behind vast regions of the Heaven River Realm becoming the Ancient Ghost Domain.
It was said that, at the height of its power, it seemed to have had an expert above Spirit Transformation stationed there.
Moreover, it had merely been a first-rate force in the Myriad Soul Ghost Realm, and there were no shortage of forces stronger than it.
Fortunately, according to the information, the Withered Bone Demon Sect should have been the only ghost dao force in the Myriad Soul Ghost Realm to discover the spatial location of the Heaven River Realm.
Otherwise, the Heaven River Realm likely could not have remained safe for so long.
And strangely enough, during the Withered Bone Demon Sect's invasion of the Heaven River Realm, it seemed that an unparalleled Righteous Path expert above Spirit Transformation had emerged and turned the tide of the Heaven River Realm.
He had even slaughtered every ghost cultivator from the Withered Bone Ghost Sect who had invaded the Heaven River Realm, as well as some members of the Withered Bone Ghost Sect from the Myriad Soul Ghost Realm.
Even