Onward is a fantasy adventure film that takes place in a modern suburban fantasy world. The story follows two teenage elf brothers, Ian and Barley Lightfoot, who embark on a quest to find their father who died when they were young. Using a magical staff, they attempt to cast a spell that will bring their father back for a day. Along the way, they encounter mythical creatures, navigate through dangerous obstacles, and learn valuable lessons about family and the power of believing in oneself.