My Partner Is Omegamon Digimon

In the mirrored digital world, Ling Yu, who traveled through time, fought his way through... To survive in a difficult world. Horse! Is this the Digimon I've seen? Why is the main character's emblem on the wrong side? I thought it didn't matter if there was something wrong with the person, what should I do now? How to solve the plot of the subsequent theatrical version? Ruined! (T_T)