After Swapping Bodies with My Rival, He Flirted with Me While Pregnant

I transmigrated into a book as the wicked female supporting character, just as I was holding the heroine underwater. My body suddenly shuddered, and when I opened my eyes again, I had switched souls with the Regent.

In my body, he slapped himself and shouted, “The Princess Consort fell into the water! Hurry and save her!”

That night, he rubbed his pregnant, nauseated belly and kicked open my door. “Who's the father? Tell me!”

I gazed at my own breathtakingly beautiful face and calmly began unfastening my sash. “Why don't you guess, Your Highness?”