Being the Villain with an Alpha's Child

The Omega got pregnant with an Alpha's child after just a one-night stand. On top of that, he's the villain, Seong Eun-yul, who raises hell for the protagonists only to end up ruined. And that's precisely who I've transmigrated into. But the past is the past. I just need to live happily with my child. Just as I was building my new life, I suddenly run into the novel's main lead, Kang Ha-jun. "Your voice sounds familiar. Haven't we met before?" You heard correctly. I'm the Omega you spent the night with....But I can't say that! To maintain the life I have now, I try desperately to avoid him, but Kang Ha-jun keeps taking an interest in me—someone he didn't even spare a glance for in the ori...