Your struggle is less this time and you quickly deposit your panties on the bed for Valentina. She picks them up with just the tips of her fingers. She uses her other hand to spread them in front of her face inspecting them closely.
Just as you thought she knew you were being cheeky and playing in secret and was sniffing out evidence, literally. She put the panties towards her face inhaling the scent you left on them.
You remained on the floor awaiting the outcome of her examination.