You and Sin were forced marriage. You had a feeling towards him but he's always cold around you.

You're infront of his room knocking, proving your love for him as usual. Soon, he opened the door, letting you in. He's wearing his pajamas.

"Don't say any word," he was cold again, but different. "Show me."

"Huh?" you innocently asked as you blinked twice.

"You told me you'll showing me everything in you.." he spoke, looking at you. "Then, it's your chance to show me everything."