The Devoted Male Supporting Character in Period Novels Quits [Quick Transmigration]

There is a kind of person who may be born noble or poor, but no matter what, they can gain fame and fortune through their own efforts and become the envy of everyone. Their relationship is very bumpy, and the girl they like only regards them as good friends/brothers... But they don't care. They are the most sincere knights, protecting the girl they like, guarding their bodies like jade, and dying alone. Everyone calls them dog-licking male partners. But only the supporting actors themselves know that they are puppets manipulated by the plot and will never be able to escape throughout their lives. Now, they have a second chance to decide their own chances in life. ① Unit drama ② Absolutely Su Shuangwen, the original female lead and the original male lead, please be careful before entering! ③No logic, easy to read the article, if you don't like it, just change it! Concept: Everyone is their own protagonist