Oh, Won't You Be More Than A Neighbor

Accountant Arthur Kirkland had recently moved into a new house. He and his son Alfred moved away from the big city to a colonial home far from others. The closest sign of civilization was a house a mile or so away, which belongs to a man named Francis Bonefoy and his son Mathew. Through their sons, both men grow closer to each other than they could have ever imagined. If only their wives could see them now.

-I do not own Hetalia; therefore, I don't own the characters, credit to Hidekaz Himaruya