Fairy Tail, Ice kingdom and Fire kingdom

I do not own Fairy Tail! Long ago, their lived two kingdoms. One of ice and one of fire both went to war! Nastu is the king of the fire land, and Gray is the ice king. Nastu joined his kingdoms with Lucy's celestial land. Gray married Juvia who was the water princess. Each kingdom had kids. Lucy and Nastu's son was named Trevor and Juvia and Grays child was called Alice Ur, Full buster and her sisters name was Luna Silver full buster. What happens when Alice meets Trevor on the battle field? Will the war and or will it continue?.