Jiu Shi and Wu Qi rush to exit the Door to save Li Dong Yuan, but it’s too late. Li Dong Yuan doesn’t regret sacrificing himself as he’s made good friends with Jiu Shi and Lan Zhu. Jiu Shi tells Lan Zhu what happened behind the Door and the story behind his friendship with Gao Dao Wei. They were both abandoned as children, became the best of friends, and hoped to build a VR world where their parents existed. (Source: frankly at MyDramaList)