Mr. Nian, Your Wife Refuses To Be The Substitute - Chapter 299

As he transmigrates across the continent of Douqi, Gu He takes on the mantle of Alchemy King Gu He and gains an incredible power - the Ten Thousandfold disciple cashback system. This allows him to grant gifts to his disciples, which are then returned ten thousandfold.“You have gifted Liu Ling the Green Lotus Core Flame, triggering a tenfold return and granting you the mighty Green Lotus Holy Fire!” the system announces as each gift brings Gu He greater power.After three years of intense training, Xiao Yan returns proudly to the Yunlan Sect, eager to display his newfound strength.“Don't underestimate this once poor youth!” he warns his former lover Nalan Yanran. “Today I'll show you what a true genius can do!”But Nalan Yanran just smiles faintly. “Is that so?” she asks, as a terrifying Dou Emperor aura suddenly surges from her.Shocked, Xiao Yan stammers in disbelief, “How did you become a Dou Emperor powerhouse?”With an arrogant smile, Nalan Yanran replies, “With my master, anything is possible.”

Shen Ziqiao woke up from her deep slumber to find herself transmigrated as the character of an ancient novel. To make matters even worse, she was written by the author to be the moronic daughter of the villain, merely a walking cannon fodder.

“Are the Gods punishing me because I left a bad review?!”

Yet it doesn’t end there; she has to strive against a reborn heroine’s revenge! And especially against the major death flag in the plot: getting married to the capital’s fool.

But why does she find this fool’s eyes to be too cunning?

- Description from Novelupdates

To be exact, the female lead is an “older sister” type, amid many beauties and handsome guys, she's no white lotus.Also, it's said that the name of this book is the same as a brand of sheep's milk powder.