Twin's Tale In MDZS

Han Yunxi and Han Yunzan were two twin male female siblings in the modern world who when got into an accident, died and got transported into the world of mo dao zu shi. Upon waking up in a forest near Yunmeng in the body of two 7 year old siblings, they realised where they were and the only thing they know is that in this world the 2 Han siblings lost everything due to a conspiracy by Wen Ruohan and lost everything of their clan. While they were a minor clan they were prominent for their different cultivation with needles and poisons. They also got the information that Wei clan was once renowned clan destroyed in an false accusation against them were lost to the history.
They decided that they would serve justice to all characters of mo dao zu shi and make their clan once more a renowned one. Packed with huge knowledge of poisons, last leftovers of their clan remains Han yunxi and Han yunzan decided they will make sure their favourite book's characters will live their best life. Let's see how their life goes in this adventure.

I do not own anything except my own characters. I do not tolerate plagiarism of my stories.
SHIPS AND PAIRINGS :
lan wangji × wei wuxian
lan xichen × jiang cheng
jiang yanli × jin zixuan
wen qing × Jin Guangyao (full fem dom)
Han yunxi × nie minjgue (cuz I like the donghua version who is buff and towers over everyone and our fl is a bit petite)
Nie huisang × Han yunzan
Wen ning × Nie Yanxia (oc)

While I know that many of you will recognise Han yunxi but no there will not be a crossover, I just like her character and her abilities with poisons.