Don't Give Cookies to Hungry Wolves

Evelyn was forced to run an errand for cookies because her sister was trying to reconcile with her fiancé. But for some reason, the cookie, called a "love potion," ended up being eaten by her male friend, Kyle. Furthermore, the potion actually contained a libido-stimulating ingredient, and perhaps because of this, Kyle unleashed an unexpected, wild desire on Evelyn...?

"You wouldn't turn me into a beast and pretend not to notice, would you?"

(Source: Ridibooks, translated)

Note: The fourth story in Daewon's Neungyong Romance Danpyeon (능욕로맨스단편) Collection.