That's not a great facial expression, did Genji say something wrong? He's feeling very confused again. But then he deflates a little when he hears Lalli's explanation.

"Oh. You didn't wish to be a burden." Weirdly he understands, he wouldn't have gone to such extremes but he's well versed with running away so no one sees him weak or in pain, especially those he cares about. Granted that's about three people but he hates being coddled. Spoiled, rich brat that he was, being condescended to makes him violent.

"He's not mad at you is he?"