[For the Doctor]

Chase had been getting books together, looking for something the Doctor could use for his lesson plans. He'd been weary, coming back to the island, tired and weary, but coming back to the Treehouse, he grinned as he opened the door, arms burdened with thick books and Atalanta yipped to greet him.

"Hello?" he called out through the treehouse, knowing it was pushing one in the morning and the Doctor had taught class earlier that day and might be tired. "Anyone home?"