On my first day after transmigrating into a book, the Crown Prince publicly broke off our engagement.
The System prompts: "Host, maintain your vicious persona and slap him!"
I immediately slap the Crown Prince across the face. "This young lady will only be a principal wife, never a concubine!"
The Crown Prince stares in shock, clutching his face, and the entire court erupts.
But the System glitches. "Warning... detecting... severe plot... deviation..."
I smile triumphantly. "I'm the female lead!"
Until I meet the true female lead, aloof and proud.
When she's in danger, I take a fatal arrow for her.
The System breaks down. "Host, have you gone crazy? She's your mortal enemy!"
Weakly leaning against her, I say, "What the hell does the plot matter..."
The System crashes, then suddenly turns into a cat and jumps onto my shoulder.
Licking its paw, it says, "Congratulations, you've unlocked a hidden storyline..."