If You're Not the One

Sherlock's name is magically tattooed on Molly's left wrist on her 13th birthday. But he is resistant to the idea of having a soulmate, even if it is Molly. Will a disastrous Christmas party, a faked suicide, a case-solving afternoon, a slapfest, and a nationwide broadcast hacking change his mind? (Soulmates AU - For canibecandid)