You get inside the shoe like a rocket. When you try to stop you fall clumsy right in the insole slipper. It's warm and a little dump. The 'floor' is soft but smelly. Your nose starts to breath Nikki's foot smell and there is no way to avoid that. Nikki's breasts are awesome, but you always wanted know how are excactly the smell of her feet. And now you are inside her damp slipper. You are excatly under the gap of her feet, having behind you her heel and the ball in front.
Then, Nikki lowers her foot, trapping you. The pressure is not so strong and you can move a little. Her foot skin are touching your lips and you want to kiss it.
You are under the gap of a feet from a giantess girl who you have a crush. And she has big big boobs. Inside her smelly and damp slipper, she...