Quick Transmigration: The Yandere Villain is Extremely Difficult to Mess With

[Daily updates of 6,000+ words, quick transmigration, both leads are virgins, sweet romance, yandere, 1v1, satisfying and powerful protagonist, female lead is slightly popular, possesses maximum combat strength, and there's a fierce battleground.] Villains usually have a twisted childhood or a heinous past, making them possessive, prone to choking, forceful kisses, and extortion, and unable to understand human speech. They'd rather kill the innocent than let the guilty go free, their hands stained with countless blood. After being betrayed and poisoned by her childhood sweetheart queen, to whom she swore lifelong loyalty, the interstellar's number one war god is bound to a broken system that escaped the main system. Both she and the system embark on a path of cannon fodder female supporting character's counterattack to save themselves. However,...