The Supporting Female Lead Won’t Get Involved

I accidentally transmigrated into a book as a supporting female character. Terrified for my life every day, I resolved to stop being an obstacle in the leads' romance and become a stepping stone instead, doing everything I could to bring them together. But the matchmaker became the bride. Later, someone asked me how I won over Lu Ye. Me: “Probably my good looks?” Lu Ye: “Can't argue with that!”