5 years have passed since the event in Jesica's World, the 4 alternate siblings live their lives normally without worries, until the day before their graduation, the past-hivemind of the Melodies catches up with them, again.

In a world full of different dimensions, a new threat rises to destroy and slaughter every community in this vast multiverse that stands in its way of total dominance. However, heroes will try to stop this threat, joining forces and powers that will take them to great levels of demand.