Quick Transmigration: The Supporting Lady’s Reversal and Wish Fulfillment

The female protagonist, Shi Yuelan, is a university postgraduate. After dying unexpectedly and becoming bound to a System, she wakes up to find herself in the System's space.

She begins traveling through different worlds, fulfilling the wishes of various clients.

In the modern world, she dotes on her younger sister while protecting her from harm and making sure she is no longer so naive and gullible.

In the ancient world, she protects her family from being branded as traitors, takes revenge on a scumbag, and changes her fate.