"Lucemon had absorbed both worlds' Digi Code," Izumi explained to Hikari. "I don't know how he managed it with the real world, but he did. Once we destroyed him, we were able to free the Code and restore the worlds."

And at the admissions of the dark evolutions, she confessed, "That sounds similar to what happened to Kouichi. Cherubimon had corrupted his Spirit, so he was forced to evolve into two evil and out-of-control forms."