Diana has decided. "I know! Somewhere that only I will find! Teehee!" Jeff wasn't sure if he liked the sound of that.
Diana, holding Jeff, leaned down. Pulling her skirt up, she pulled her panties out, before pulling the waistband of her diaper with it. Jeff prepared to drop in, closed his eyes.
But, he wasn't. He opened them again, and saw Diana carefully lowering him in. He wasn't lowered all the way, however. She proceeded to close the waistband on him, his arms and head sticking out while his legs were forced against her pussy. The sudden snap of the waistband left a bruise on his chest.
She smiled down at him innocently, before the panties snapped back. He was stuck, pressed against his sister, only able to look down under.
Diana finished up, and went to bed in her clothes. He wasn't able to move, as she laid down, forcing Jeff face-first into her skirt. She fell asleep. "At least this is comfortable..."
In his situation, Jeff falls asleep, his head forced against Diana's stomach...