I don't know. It could be that Rock is a character in the manga, or it might refer to a music element associated with it. But without further details, it's difficult to determine exactly.
Honestly, I have no clear idea. It might be that Rock is somehow related to the promotion or adaptation of the manga, but without more context, it's hard to say for sure.
Chapter 810, "I'm Waiting for Death", is the clearest early answer because the violence around Jiang Buchen becomes final instead of hypothetical. The chapter gives readers a real answer by opening on Jiang Buchen was about to go crazy from hunger.
A practical answer is Chapter 10, because it turns the idea into a concrete scene. The chapter opens with Qiao's shocked face struggle to recover, Lin Manru also tasted for the..., adds pressure through The young man stood motionless, his gaze fixed on the girl below, and..., and ends on Who was.
Chapter 484, "Gu Yu Returns to the Country!", is the clearest early answer because it pushes Younger President Jin into a new phase or setting. The chapter turns that into something concrete by moving from More raw meat aroma wafted over, and the boar that was on its last...
Chapter 571, "Do You Know What Kind of Doctor is Standing in Front of You?", is the clearest early answer because the rescue effort creates visible on-page results. It opens with You, you actually know about astronomy?" Jiang Yan lifted his chin,...
Chapter 608, "Congratulations to Team Q for a Successful Escape!", is the clearest early answer because it turns Miss Jiang's situation into a concrete plot event. Early on, Ji Yanbai narrowed his eyes, still marveling at the audacity of this....
Chapter 938, "When Did the River Moon First Illuminate People? [Extra · River Moon Chapter]", is the clearest early answer because it turns Jiang Yan's situation into a concrete plot event. It opens with A neatly tied high ponytail, eyes with slightly upturned ends, thin...
Chapter 851, "Peace Charm", is the clearest early answer because it turns Kexi's situation into a concrete plot event. A useful checkpoint is the way the scene starts with She initially came with the expectation of becoming the Gu Family's...
Chapter 472, "The Stream Dried Up?!", is the clearest early answer because it turns Zhuola's situation into a concrete plot event.
Chapter 628, "It's Time for Them to Show Themselves!", is the clearest early answer because it turns Time's situation into a concrete plot event. The chapter turns that into something concrete by moving from What are you fantasizing about?" Bai Lu looked at him incredulously,...
Chapter 441, "The Taoist also Chases Stars?", is the clearest early answer because it turns Chases Stars's situation into a concrete plot event. The chapter turns that into something concrete by moving from She had also only learned a little trick after reading many books.