Which episode is the weekly sales account?

Zhou's account number is 18. According to relevant public information, in the first 13 minutes of the TV series of the college entrance examination, Zhou sold his account in order to save money to buy clothes. The Great Examination is a contemporary urban TV series jointly produced by iQiyi and Shanghai Alliance Film and Television Culture Co., Ltd., with Feng Weiwei as the producer, Shen Yan as the director, Shen Jie as the artistic director, and Chen, Wang Qianyuan, Li Gengxi, Rong Zishan as the stars. The drama tells the story of the sudden outbreak of the epidemic on the eve of the Spring Festival in 2020, and the senior three students in Jinxian County are facing an unprecedented severe test. Just as everyone is overcoming difficulties to meet the college entrance examination, an unexpected flood has brought new challenges.