Villainesses Obsess Over The Extra is a captivating Korean web novel filled with action, comedy, drama, ecchi, fantasy, harem, psychological twists, romance, school life adventures, shounen elements, slice of life moments, and supernatural occurrences. The protagonist, the Extra, finds themselves unwittingly entangled with mysterious villainesses who hide their true identities. With themes of cold love interests, love interest dynamics, a male protagonist, and yandere characters, this novel offers a unique and enthralling reading experience.