A continuation of Onegai My Melody.

Marisa, an ordinary magician, suspects a youkai is behind the winterly weather in the middle of spring. She goes off to investigate and soon arrives in the netherworld, facing the youkai behind the strange incident. Will her friend, the shrine maiden Reimu, arrive in time to save the day or will all be lost?

The story is set in Aquafall, a fantasy world abound with water and greenery, and populated by dragons and fairies. Meteorites suddenly bring forth evil creatures that threaten all living things on the planet. The fairy Syrup assembles the Aquafall Defense Force, with three girls of the dragon clans as recruits. The story follows Syrup and the dragon girls Leviathan, Bahamut, and Jörmungandr as they work together to battle enemies and grow up.

With five new kids and an exciting new mission in the Digital World, Digimon Frontier brings back all the great action and adventure of the last three seasons. Takuya, Kouji, Izumi, Junpei. and Tomoki meet each other in a train that takes them to the Digital World where a war against evil is being fought. The Angel digimon, Cherubimon, one of The three angels sent to save the World from the power-hungry Lucemon, has turned to the dark side and the entire Digital World is in peril. To fight this great battle, the five CHOSEN ONES must find the Densetsu no Spirit (Legendary Spirit).