The Villainess Side Character Is Swept Away by a Golden Finger [Quick Transmigration]

New novel: Moonlight Shines Upon Us [Dual Rebirth]. Please add it to your favorites! Synopsis: She is the legendary System, a golden finger, but once fell in love with someone and nearly got banished into the void by the Star Hall. Later, the Star Hall gave her another chance: go support the Dragon-Slaying Protagonist of a new plane, save that world, and claim the Heavenly Dao. In this plane, a wicked female side character keeps attacking the Dragon-Slaying Protagonist out of jealousy. Jiang Sichen was supposed to help him eliminate this vicious female villain, but why does this villain feel so familiar? To hell with the Dragon-Slaying Protagonist. She wants her girl! She was supposed to be the Dragon-Slaying Protagonist's right-hand woman, but in the end, she became the wicked female villain's golden finger. Shi Jiu has had a rough life. She has no family, no support, and does her best to live honestly, yet she keeps getting framed and killed. Then one day, a System appeared in her mind. The System was called Jiang Sichen, and she was Shi Jiu's golden finger. See how Jiang Sichen, now a golden finger, wins over the wicked female villain! * Tentative worlds: 1. Cultivation world: The wicked female villain and her primordial divine sword 2. Zombie apocalypse: A wicked esper uses the System to snatch the base leader's throne 3. Youthful angst in a modern school: This underachiever must be using cheats! 4. Having fun as a ghost: Do ghosts need golden fingers too? A ghost and her paranormal livestream (esper world) 5. Interstellar world: General, why won't your mech get off you? 6. Western fantasy world: A vengeful girl and her baby dragon 7. Flying Over the Cuckoo's Nest: A mental patient and her wish-granting genie Mutual pursuit: Wicked female villain x golden finger [Important] 1. This is 1v1, with a happy ending. 2. Sweet from beginning to end. 3. No writing advice in any form, please (Thanks-(*ω*)/) 4. No ranking comparison, please. 5. Exclusive to Jinjiang. No reposting in any form. Theme: Outsmarting and outlasting each other, fighting hard, and defending our home.