Parasitic Villain: the Stronger the Heroine, the Stronger I Am? !

Save money: The system has a cashback function for Pinxixi. On a deserted night, Li Xuan was over-rewarded and passed out on the spot. When he woke up again, he actually traveled through time and became the villain in the novel? ! Faced with the fact that he had only a dozen chapters to live, an electronic sound actually appeared in Li Xuan's mind. "Congratulations, you have awakened the villain's parasitic system." "Invest in the heroine. The stronger the heroine is, the more cash you will get!" At this point, Li Xuan felt that he was "stable! Everything is stable!". However, what Li Xuan didn't know was that there were more protagonists waiting for him. "The King of Soldiers Returns", "The Immortal Reborn"? Li Xuan said that it was all too childish, and these protagonists were all happy and sensual! Until a sentence came from the distance, "It's just a little wind...". "..., How can you play with this?!"