Quick Transmigration: The Hero's Girlfriend, Long Since Killed Off, Is Back!

[Love at First Sight, 1v1, One Fixed Couple, Mindless Wish Fulfillment, Sweet Romance] White Sang is unexpectedly bound to System 0567. Before she can even figure out what’s happening, a handsome young man hits her with the line, “Things change in thirty years. Just you wait!” White Sang: Wait, where the heck am I? 0567: Does Host want a secure job? To travel freely through three thousand worlds? To become a landlady, retire early, and reach the pinnacle of life? White Sang: ! 0567: No 998, no 98. Just sign this employment contract, and the future life of your dreams is yours! White Sang: I’m in!