Befriending the Ice Man

Sherlock has gone off to destroy Moriarty's web, leaving Molly back home. But keeping a secret isn't something she's particularly used to. Luckily, she has Sherlock's older brother to share this burden with. And despite Sherlock's warnings, Molly slowly falls more for this man who only looks like he has a frozen heart. Mollcroft Based on a prompt from Bellarsam Chrisjulittle