A great many things are mysteries to Raffin.
As he lays in the dark of his bedroom, he is overwhelmed by the sheer breadth of everything he does not understand. His father. He will never understand Randa and his ability to be cruel. Katsa is almost as much a mystery, allowing herself to be used when she could so easily refuse it.
There is a sleepy noise beside him, and Bann's arm tightens around his waist. Raffin presses a kiss to his hair and tries to quell his own racing mind so he can.
This. This, he does understand.