What episode is Sha Hai's memory auction?

The auction of memories of Sha Hai is the eleventh episode.

in the eleventh episode, I met Xiu Xiu, Hua Ye and others there.

"Sand Sea" is a modern adventure TV series jointly produced by Penguin Film and Television, South School Pan Entertainment and Video Music, starring Leo, Qin Hao, Alina Zhang, Yang Rong, Jeffery Ji and Zhang Mingen.

The play is adapted from the novel of the same name by Nanpai's three uncles, Grave Robbery Notes in the Sand Sea. It tells the story that Li Cu, an ordinary high school student, is involved in a huge project aimed at the present situation of the world, and meets Wu Xie, the behind-the-scenes planner of all this, who appeared as a travel photographer Guan Gen.