Quick Transmigration: The Fifth Princess Gets Things Done

【Transmigration + System + Everyone's Darling + Sweet Romance】Xia Dandan, an ordinary young woman, unexpectedly transmigrates to Daluan, where a sugar-loving System activates inside her. To earn enough reward points to exchange for a shuttle that can take her home, she has to help people. Huh? Her second elder sister is being emotionally manipulated by her scumbag consort and has to put up with it day after day? I can't just stand by and watch! Wait, wait? How is Zhou Shizi, heir to the Duke of Fuguo, whom I was betrothed to as a child, in love with Chu Zhirong, the most talented woman in the capital? I'm shipping this couple, so don't even think about stopping me! Wait, wait, wait? A small vassal state in the south dares to spread rumors and slander Daluan in front of envoys from Xizhou? Just watch how I deal with these shameless villains! And now the heir to a reclusive family, who thinks I'm spoiled and unreasonable, suddenly shows up and tells me to call him Big Brother. The devastatingly handsome eldest son of the richest family brings an adorable tiger and won't stop clinging to me, and the dashing young general says he'll protect me forever...