It's not expected that a person bites an animal.
Jessica is watching fireworks at home with her barking scared dog Misu, and a character in a movie talks about biting dogs ears to get them to calm down.
Jessica wants to calm down Misu.
Jessica hugs Misu and distracts her by giving her treats.
Jessica follows the advise given by the character in the movie and bites Misu's ear.
Misu stops barking and settles down.
Misu yelps in pain and has an accident in the house.