The Villain Seeks Redemption, and the Heroine Regrets Everything

Long Yuanzhao transmigrated into a novel and finally became a major villain as the System had demanded. Just as the story reached its conclusion and the villain was defeated, the System suddenly ordered him to turn over a new leaf and become a great hero! Long Yuanzhao wondered how he was supposed to pull that off. Luckily, his conscientious System gave him a golden finger that let him rewrite events from the past.