In the past four angelic beingings came to earth to bring peace and harmony, but failed, 2000 years later the descendant of the one who sealed them away offers them friendship, how will they react being trap in a new world and how will they get home?
Lucario arrives to Equestria but upon meeting the ponies, something tragic happens and he is sent to the moon for 1500 years. Once his time passed, Dialga destroyed most of the multiverse and Twilight now needs Lucario to save the multiverse