Notes:

Tumblr – personasama

From the source

"What if you Married Lucina, then Baby Lucina Grew Up and Married Your Kid?"

"Your wife is also your daughter-in-law and Chrom would be both your father-in-law and your brother-in-law! Meanwhile, Chrom is both a father and a grandfather, and one daughter is both his daughter and his granddaughter-in-law!"