Miasma Cloud Wetland in the South of the Ice emperor city. 

Toxic miasma was like a colorful cloud that covered the bog year round. Inside the bog, countless poisonous beasts and insects showed themselves here and there. Dense toxic flies buzzed everywhere. No need to mention the ordinary residents, even if warriors at low realms met those toxic flies, they would hardly survive. 

In the land in the middle of the Miasma Cloud Wetland were many buildings and greeneries, where all kinds of poisonous herbs with strange, malicious appearances were planted. Toxic smoke fumed out from those plants. Many giant worms stayed near the poisonous herbs to take in the toxic smoke and cultivate. 

The Miasma Cloud Wetland was the base of the Ning family of Heaven Temple.

The precursors of the Ning family were the disciples of the Five Poison Sect, in which he had learned to cultivate poisonous techniques. Later on, they had depended on the Heaven Temple and the secrets they had learned fr