Getting to the stairs was hard enough, but the thought of watching the pain in Cass' face as they got up the stairs was the hardest part. Still if it would help make Cass better, then they'd do it.
"Slowly, now," he said, putting one hand on the rail and one around Cass. "When you get too tired, let me know, and we'll switch position." That meant that Percy would carry most of Cass' weight, like he'd been doing in the past few days, but as long as they got to the bedroom, then it was all fine.