Isibel flinches back when he loses his concentration. But that minute was so nice. Healing.

She couldn't hyperfocus for long when she first started either. Maybe they can practice.

Of course - she's pretty sure she won't be able to get anything done while they're doing that - but through some combination of him concentrating and her concentrating they may be able to do what they have to do.

Which is, by the way -

"And Liselen says we both need to do something about the - whoever is bringing Darkness into the world. Together."