Core creativity:
Time loop + Machiavellian revenge + ultimate contrasting character design
(Integrating the refreshing feeling of revenge from "Rebirth: The Poison Queen" + the witty elements of "Black Lotus Strategy Manual")
World view setting:
The fictional city "Linjiang City" in the near future
The four major chaebols control the lifeline of the economy
There is a secret "time administration" to maintain order