Definitely, Maybe (Hetalia Fanfic)

Luca, Lovino's son, asks his father about his past; figuring what had happened between his daddy and papa before he was born, when they got married and why they split. Lovino, in his story disguises the people in his storytelling, which leads to Luca having to figure out who's who.

All Hetalia Characters belong to Hima-senpai
Luca Austin Vargas belongs to 50statesofhero.