Ron was utterly shocked to hear this. Ginny of all people should know not to get a girlfriend.

"I knew it!" Hermione was shouting. "I knew you two acted weird round each other. Oh isn't this great Ro-... Ron?" Ron was advancing on his sister with a furious look on his face. Hermione however was the fastest of the three pulling out her wand and cried "Protegeo!" casting a shield charm between the two.

With all the commotion in the common room no-one saw Harry Potter slip into the corridors waking the fat lady in the process. "I was sleeping you know at least have the decency to wait till morni-.... oh it is nevermind" continuing towards the slytherin common room Harry was greeted by the person he was looking for.
"Draco come on we need to get back to your dormitory quick" lowering his voice he said...