“I see... so she also did it for that...”
One could say that Maya using a method like that to escape was part of the deal. If she hadn't made it look like she was escaping, Nana would have punished her. That's because according to Nana's actual mission, she should have ignored the gem and defeated Maya. But if that happened, Kanae would be unable to fulfill her goal. That's why Nana had struck a deal with Maya. It was a last resort of sorts. Being an ally of justice put her in a difficult position.
“Now then, Kanae-san, let's go home after destroying this altar. We have to return the magic power in that gem to your daughter as quickly as possible”
As Nana said that she raised her cane above her head. She was going to use a power attack spell to destroy the altar. And while Kanae watched on, she strongly held the gem and began feeling anxious.
“Will that girl survive...?”
“I'm sorry. To be honest, I don't know either. But she shouldn't die right away. I can at least guarantee that”
Kanae's daughter's spiritual energy had forcibly been drained for her body, converted into magic power and stored in that gem. Maya had used a portion of that magic power, and when the magic power was converted into spiritual energy, there was no guarantee that it would properly attach to Kanae's daughter. However, if they destroyed the central piece of that ritual, the gem, after returning the magic power, Kanae's daughter should be able to escape from the effects of the ritual. With the leak of spiritual energy stopping, her life should be saved. Kanae's husband would escape from the hazardous situation as well.
“I am really sorry. This is all because you got involved in our fight...”
“It's unfortunate, but there is no need for you to feel responsible. You're still young enough to be a child...”
Kanae's daughter might not be able to live for long. However, Kanae wasn't going to blame Nana for that. Dark Navy was the one who was wrong, and no matter how strong she may be, Nana was still a child. Kanae couldn't criticize Nana who was almost as old as her own daughter.
“Thank you, Kanae-san...”
“Don't cry, Nana-chan. It's not your fault...”
Kanae gently embraced Nana.
The biggest reason for why Kanae didn't blame Nana was because of the bond they had formed during the days they had spent together. This small girl was continuing her fight all alone. Knowing that, Kanae couldn't leave Nana be. Right now, she thought of Nana like her own daughter. And as a partner, she had spent the goods and bads of times with her.
“...I'm casting a spell, Kanae-san...”
“Right, sorry for getting in your way. I'm sorry, Nana-chan..:”
Thus the two destroyed Dark Navy's plot and successfully saved Kanae's daughter.