The Blackened Female Supporting Character is Three and a Half Years Old (Associated Names)

Yeya is a little sprout of the Plant Clan, who has just turned 100 years old. To save her family, Yeya transmigrates into a novel. The original owner of the body was a vicious villainess; the system asked Yeya to fulfill the task in place of the dead villainess. She needs to be vicious and…