Xiao Linlang's dearest best friend, a righteous and kind person who worked at the Forestry Bureau. When Xiao Linlang acted strangely and took a half-day off, Ding Ning asked about it and learned of her plan to win back Zhao Dongdong. Disapproving of destroying someone else's relationship, Ding Ning reported Xiao Linlang's scheme to Zhao Mother, ultimately preventing the drugging attempt.
