Evolution. A phenomenon that humanity attempts to attain at every turn to advance. Yet, a phenomenon of which the secrets are unknown to many. But what if a Digimon, a lifeform of which information is unknown to many, carried around those secrets, unbeknownst to many? Follow Takato and his friends as they attempt to unravel the secrets and stop those who are after them for evil.

15-years old Brandon Kanbara unwillingly switched Duel Schools. Now, he's at a school where he is a duelist way more skilled than any other duelist on his school. The fact that he's able to use all kind of summonings doesn't help. However, behind each summoning is a story. A story that will turn his, and the life of others upside down.