Wake Up, This Time Is Really Different

In the square of the Zhan Zhan Academy. Li Yan suddenly realized that he had traveled back in time. He who did not die under the black dragon thought that he was fighting the black dragon king alone. Little did he know that it was because his companions sacrificed their lives that he went back to the present day. The so-called 'system' is nothing but the amalgamation of the souls of companions and the union's treasure house. What's even more amazing is that the 'Dragon-Slaying Magic' he obtained was also prepared by his future self... Everything. It seems that it is destined that such a cycle will exist. Li Yan: The roar of the fire dragon has... 100,000 Shots? ? ? System: After using it, the next stage of dragon-slaying magic will be unlocked. Li Yan: My mouth is swollen from vomiting. System: Please continue, your future partners are still waiting for you! ... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.