How to Survive as That Villainess

“When I came to my senses, I was in a novel world, and to make matters worse.. I’m the villainess?!! No, what on earth is going on! It’s already confusing enough, but I accidentally saw the true nature of the female lead, Celia. Celia.. The most formidable fish tank owner who threatens the villainess, and the fish in her fish tank! ‘Wow, how am I supposed to survive?’”