Allison to Lillia [TV]

The story takes place in a world with only one big continent. This world is divided into two federations engaged in an endless series of fruitless wars. The story starts when a girl, Allison, and a boy, Ville, who have been raised together in an orphanage, set out on an adventure to find a great treasure which is worth ending the war for. After that, the story is continued by their daughter, Lillia, and her boyfriend Treize.