Naruto's Unexpected Visitor

Kakashi has tested Team 7 with Minato's bell test. They surprisingly pass. For the rest of the week, they would train until they start doing missions. On the second day of training, an unexpected visitor arrives. What's even more unexpected is that, Naruto knows this person. Kakashi has token a liking to this visitor, but... Do they like him back the way he does? Read to find out.