Harry Potter and the Connubialis Hex/Grimmauld Place/Harry's bedroom/Reach around to grab her crotch
From Create Your Own Story
Harry's arms slowly slid down to Cho's sides. Suspicious, she turned her head around to look at Harry. His hands reached around to meet between her legs. He found it a little hotter than expected and a little moist.
She springs forward, out of Harry's reach, and faces him.
