A Life of Sudden Change: From Tricycle to Luxury Car, and a Mysterious Older Sister

Lu Yun has nine mysterious older sisters, each a powerful big shot who shines in her own field.

Lu Yun himself has obtained an all-purpose upgrade System, and from the start he trades a three-wheeled vehicle for a Pagani.

But his sisters still think that's nowhere near enough. That's the kind of care you get when your older sisters decide you need looking after.