The tattoo that etched everyone’s wrist at a young age to symbolize their soulmate seemed like a bunch of bullshit to Tom Riddle. He thought it was stupid, and he hated the thought of having a soulmate. Until, your sleeve shifted one day, and he saw the exact same one he had on your wrist.

He saw the skull with a snake on it, the mark he had been drawing for a year now. Tom had planned to split his soul into Horcruxes, since he already had one, but then his mark started fading, slowly.