We start with an A/N, of course

Sherlock was smiling and I was giggling and the wind was blowing, and suddenly, three things happened at once.
1) A big gust of wind went blowing, causing me to stumble against Sherlock, 2) my pinky finger grazed across Sherlock's momentarily exposed wrist, and 3) everything changed.
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A Soulmates Teenlock Johnlock AU in which the world is black and white... Until you touch your soulmate. Angst, fluff, the works *^*
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This is a really long one shot