Blackmailed (гет)

Draco finds out something pertaining to the war that Hermione would do anything to prevent from getting out. How far is she willing to go to protect her secret?
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“One evening. For one evening I’ll do…” She took a deep breath to steel herself. “I’ll do whatever you want.”
He stopped in front of her, looming over her body, close. So close that she felt his hot breath on the top of her head. Slowly, she looked up from the shirt on his chest and into his eyes. They were hooded, and darker than she remembered.
“Whatever I want?” His voice was hushed and deep, and she felt it in her bones.
“Yes,” she whispered, and did her best to still the fear and sick thrill of anticipation that had sparked inside her.
“Alright, Granger,” he said with a smirk, and then spoke in a low voice. “You’ve got yourself a deal.”
She had no idea what she had just agreed to.