Book-Traveling Villain: Sleeping with the Heroine at the Beginning

Chu Yun traveled through time and became the villain Big Brother in a book. But what made Chu Yun even more devastated was that not only did he steal the protagonist's childhood sweetheart, but he also just briefly read the introduction to the novel and then traveled through time. With no choice but to do so, Chu Yun had no choice but to start his journey as a villain using the routine he had seen in the world and read in novels. In front of the sect, a young man looked at him with a look of reluctance. Well, this should be the protagonist of the waste material stream. Under the imperial city, a young man commanded thousands of troops. Well, this should be the protagonist of the Summoning from Another World style. In the blink of an eye, he was in front of another mountain range. This time Chu Yun was encircled, and he saw a young man shouting something like a lightning whip and rushing towards a monster beast. Urgent online, what kind of protagonist is this? I didn't have this problem before I traveled through time. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.