BTTH : Repaying Discipleship Ten Thousand times

Cross the Dou Qi Continent, become the Dan Wang Guhe, and get the apprenticeship 10,000 times return system. Grant one thing to an apprentice, and you can get a thousand-fold return. "Ding, you give your disciple Liu Ling Qinglian Earth Heart Fire, which will trigger 10,000 times the return and get the Qinglian Sacred Fire!" "Ding, you give your disciple Nalan Yanran a month of cultivation, triggering a thousand-fold return, and obtaining eighty years of cultivation!"... The three-year appointment had arrived, and Xiao Yan proudly set foot on the Yunlan Sect. Xiao Yan: "Thirty years in Hexi, thirty years in Hedong, don't bully the poor! Nalan Yanran, today I will show you what a real genius is!" Nalan Yanran smiled lightly: "Really?" After that, a Dou Emperor's aura exploded directly. Xiao Yan looked incredulous: "Impossible, how could you be Doudou?