Why is Vae's dog called gloomy?

When I was watching College Life of Vae, I saw such a story. . . "One day, a stray dog came to school. Vae and her classmates adopted the dog, bathed it, fed it with food and drank it with water. The most shocking thing is that Vae actually put the dog in a paper bag and brought it into the classroom during the pronunciation class! Fortunately, the dog was more cooperative … later, the dog was found by the boarding house and taken away mercilessly. Do you know the name of the dog? That dog is also called Gromi ... "Now the dog's name is Gromi, probably because of the stray dog he adopted at school. "But I don't know why I chose this name ... check the original post >>