Prompts: James/Marlene, "This feels wrong" and 'dusk'.

It was dusk when the two figures managed to meet on the Astronomy tower. Neither of them wasted words, they weren't there for the good conversation after all. They were there for the release and the thrill of doing something naughty and forbidden. Doing someone who was forbidden.

Her fingers were scratching his bare back, his top having been disregarded before his tie and now resting by their feet. His own hand was clenched in her hair, forcing her head back as he placed open mouthed kisses and bites along her throat, grinning devilishly at her moans of pleasure.

"This feels so wrong," she breathed, tilting her hips to rub against his clothed ones and causing him to hiss when she got him in the right place.

"So, so, so wrong," he replied, a flash of guilt running through his mind as he thought of Sirius and Lily - both of whom were 'heads over heels' in love with their respective partners.

"We should probably stop," she commented, shoving James away from her. The adultering couple stared at each other before grinning cheekily.

"Come 'ere Marley," he ordered, yanking her closer by her tie and kissing her soundly on the lips.