I didn't realise how deeply I had fallen in love with you until I had to do it all again. A Fitzsimmons love story set after the events of the Agents of S.H.I.E.L.D season one finale.

When Sherlock returns from his four minute exile he makes a plan to stop Moriarty once again, only this time John is too busy with the baby to help. Desperate, Sherlock seeks out the help of his friend Molly Hooper. Molly is surprised when Sherlock comes to her looking for help, she is delighted to be working with him again but her feelings keep getting in the way. She knows that Sherlock doesn't have feelings for her but she can't seem to shake the feelings she has for him. Will Sherlock stop Moriarty for good? And will he finally realize that Molly is more than a friend to him after all?

Book One. Sherlock and Molly have known each other for years. They went to uni together. Things... didn't exactly end well. But they're working together again and it looks like it might work out. Except, Molly's still madly in love with Sherlock and Sherlock is well... Sherlock. As their present mimics their past, they begin to realize that they finally have another chance to make it work between them.

It's lonely at 221B, Sherlock and John are growing more and more distant, Lestrade is always a busy and no good cases have come up for a long time. But then there is one case that tests Sherlocks heart instead of mind, a case involving a girl that Sherlock took for granted, a girl who Sherlock only thought of as a friend. Her name was Molly, Molly Hooper. There is only thing this genius he doesn't know.... How to fall in love