[It's mostly Elsa's fingers. Her hands, as it spreads from there. Not that she doesn't notice he's starting to have more trouble in comparison than her with her hands and spreading up her arms as she holds to the rail of the stairs. She tries to shift then when he suggests her going first, in front of him, to take the lead, though pauses before actually making much progress, in wanting to check on him.]
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[It's mostly Elsa's fingers. Her hands, as it spreads from there. Not that she doesn't notice he's starting to have more trouble in comparison than her with her hands and spreading up her arms as she holds to the rail of the stairs. She tries to shift then when he suggests her going first, in front of him, to take the lead, though pauses before actually making much progress, in wanting to check on him.]