Einz is still practicing to increase his magic power and mana.
After, he went out for a walk but while walking he saw Rin unconscious so he brought him to his kingdom to heal and asked what happened.
When Rin wakes up he felt bad when he saw Einz he didnt expect that Einz will save him after the war.
Einz asked him what happened and he told him the story.
[ohh that whathappened]
Rin ask Einz if he can help him Einz accepts it without thinking.
He said it to Hercius but Hercius disagrees with it he thinks that it might be trap
because they've just completed fighting.
Einz investigates what happened in that kingdom to make sure its not a trap.
He saw a knights forcing people to work. When he's about to get in the kingdom something stopped him, there's a barrier that stops people from getting out or in.
While looking to the kings castle he saw the mages destroyed the statue there and he immediately go back to say it to Hercius.
Hercius joined the planned after what Einz says they made a plan to get it back.
They attacked that kingdom. Einz destroyed the barrier and Hercius knights get in.
They fought and win .
After that Rin becomes the king again and they become allied.