In which chapter did Zhou Jingze find Xu Sui's tattoo?

Chapter 22. In chapter 22 of Confessions, Xu Sui didn't wear a coat after taking a shower, and his tattoo was discovered by Zhou Jingze. Confession is a kind of online novel with a special liking, which is serialized in Jinjiang Literature City. The writer is Chen Ying. It mainly tells the story that Zhou Jingze and Xu Sui had different personalities in college, and there was no intersection from then on. One is casual, the stars hold the moon, and the other is smart, quiet and easy to be ignored.