So basically Natsu, Lucy, Gray, Juvia, Jellal, and Erza are married, have kids, and live in a modern day neighborhood. This will have one shots about how each family lives and how they deal with problems. Natsu works at a pyrotechnics factory, Gray works at a chronic energy storage company, Jellal is a principal, Lucy is a waitress, Juvia is a housewife, and Erza is a school teacher. Below is the names and descriptions of their children.

Nashi

Parents: Natsu and Lucy

Age: 8

Hair color: Pink

Eye color: Brown

Personality: Impulsive, fun loving, tomboyish

Igneel

Parents: Natsu and Lucy

Age: 6

Hair color: Blonde

Eye color: Black

Personality: shy, very smart for his age, has his father's temper

Name: Winter

Age: 10

Parents: Gray and Juvia

Hair color: Bluish-black

Eye color: Grayish-blue

Personality: Calm, chill but mischievous

Name: Sylvia

Age: 8

Parents: Gray and Juvia

Hair color: Blue

Eye color: Gray

Personality: Girly, sweet, romance loving

Name: Ur

Age: 1

Parents: Gray and Juvia

Hair color: Black

Eye color: Blue

Personality: Quiet, cute, extremely close to her mother

Name: Simon

Age: 10

Parents: Jellal and Erza

Hair color: Red

Eye color: Green

Personality: Rebellious, strong, yet compassionate