When Games Invade, Of Course I Steal the Male and Female Leads' Fortunes

[Game Invasion + 1v1 Romance + Character Growth + No Saintly Heroine, She Does Everything for Herself] In her previous life, Sheng Shian was swindled out of money and equipment by her fiancé and his mistress, who eventually caused her death. Only as she lay dying did she learn she had merely been a disposable pawn meant to bring the two of them closer. Reborn with crucial information, she plans not only to take revenge but also to seize the opportunities meant for the male and female leads. On the seventh day after the game invades, Sheng Shian is on every leaderboard: combat power, pets, wealth, and achievements! But to get her hands on an important item, she has no choice but to approach a man named Shen Xiangchen. After obtaining Shen Xiangchen's item, she tries to leave, but he stops her. “You tricked me and now you think you can run?” - Shen Xiangchen has no desires or attachments. The only thing that interests him is fighting monsters and leveling up. That is, until one day, a girl named Sheng Shian arrives. At first, he watches her overtures coldly, curious only about what she's up to. When he realizes she wants his item, he knows her motives are impure, but still falls for her. - The heroine kills without hesitation and does everything for herself. Even in love, she has only a little sincerity, which she can discard at any time~ The romance will be a minor part of the story, but it will be there. The main focus is on leveling up~~