Asta has arrived at the home of the Black Bulls, which Yami himself called the absolute worst Magic Knights Squad. He is greeted by the squad’s unique members.

The dungeon itself turns against the Magic Knights as they fight to escape—and to keep a badly wounded Asta alive. Mars remembers how he came to be.

Old friends and fellow squad members reminisce about Asta: his humble beginnings, his craziest battles—and underlying it all, his burning ambition.