bakudeku Pet AU ( Every single story I make is mpreg so this is mpreg )

One day Kirishima and Denki go somewhere to get something and left there big dog Bakugo alone outside he waited for them to get back and when they did they had a medium crate that had something inside Bakugo was curious of what was inside and once they opened the crate there was a beautiful male green fluffy medium dog. Once he came out of the crate Bakugo knew he wasn't going to like this dog but he soon found out he was wrong