After Traveling Back in Time, I Became Brothers with a Dog

I was addicted to gaming and stayed up all night in an Internet cafe. Suddenly my vision went dark and I fell into a coma. When I woke up, I was already in the ICU ward a month later. Faced with the sudden change, my mind was confused. I just felt that I had a strange dream during my coma. But when I was discharged from the hospital and went home to rest, what happened next made me realize that I was in coma because I traveled through time and brought back a dog? And this dog will become my brother in the days to come, living and having adventures with me. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.