I'm not sure specifically which 'sex old story' you are referring to. It could be an old story related to gender, perhaps about the roles of different sexes in a particular historical or cultural context.
If 'sex old story' is about the evolution of ideas regarding sex over time, it might involve how different societies have perceived and dealt with sexual relationships, marriage, and family. For example, in some ancient cultures, marriage was more about alliances between families and less about individual romantic love. And the roles of men and women were clearly defined, which has changed a great deal in modern times.
Look to Chapter 99 for the clearest answer. It begins with Seeing the man approach, one of the individuals with a long scar across..., keeps building through How is it, have those people outside left?" "They're gone." The man spat..., and lands on Just as she was considering whether to practice a.
Look to Chapter 113 for the clearest answer. It begins with The next day, Jiang Lili was up before dawn as usual., keeps building through But this time was different; as she got dressed and opened her room door,..., and lands on If things are really as you say, that is indeed quite serious..
Look to Chapter 88 for the clearest answer. It begins with She wanted to refuse, but didn't have the courage to do so., keeps building through The Chen'an Entertainment she worked for was currently the largest..., and lands on Let's go," Jiang Li said in a soft voice..
A practical answer is Chapter 87, because it turns the idea into a concrete scene. The chapter opens with Luckily, at that time, Jiang Li had already taken her pot of stinky..., adds pressure through But she hadn't even been happy for long when reality gave her a cold..., and ends on I'm driven.
Look to Chapter 57 for the clearest answer. It begins with Lu Xingchao's numerous fans were stunned., keeps building through Holy shit, what's up with God L?, and lands on I'm saying, big bro, can you at least reply to me?.
Chapter 88 is the strongest chapter-level answer because it starts from She wanted to refuse, but didn't have the courage to do so. and follows through on Let's go," Jiang Li said in a soft voice..
A practical answer is Chapter 57, because it turns the idea into a concrete scene. The chapter opens with Lu Xingchao's numerous fans were stunned., adds pressure through Do you even consider me your brother?, and ends on I'm saying, big bro, can you at least reply to me?.
Chapter 58 is the strongest chapter-level answer because it starts from Facing Jiang Yan's triple barrage of questions, Jiang Li's only response... and follows through on By ten o'clock, Jiang Yan was still wandering outside..
A practical answer is Chapter 37, because it turns the idea into a concrete scene. The chapter opens with The barrage was suddenly filled with hahas, but the two guests present..., adds pressure through The moment her gaze landed on her, she couldn't help but pause., and ends on I look forward to.
A practical answer is Chapter 31, because it turns the idea into a concrete scene. The chapter opens with Before Shen Lan had reached the backyard, she already heard the sounds of..., adds pressure through And judging from the photo, she was also a stunning natural beauty!, and ends on After.