The Koi's Fortunate Life [Quick Transmigration]

When □□Dan was ten, the world she lived in suddenly fell into apocalypse. Luckily, she awakened an ability. Just as she was about to die in the apocalypse, □□Dan was bound to a System and transmigrated into the body of a wealthy widow. After seeing how □□Dan acted after transmigrating, the System was so dizzy it could barely think. "..." Wasn't a woman from the apocalypse supposed to be especially tough and hardworking? So why is its Host...? Is it still in time to return her...?... First Story: Transmigrated as a Wealthy Widow Second Story: [Parody] Dream of the Red Chamber: Lin Daiyu, the Drama Queen. A story written for laughs. Third Story: The Cannon-Fodder Female Supporting Character Serves Her Country with Utmost Loyalty Fourth Story: Her Boyfriend's Childhood Sweetheart Theme: Love life