At Lily's request, Albus Dumbledore has kept a secret from Severus Snape for 17 years. When Dumbledore learns that this secret plays a vital role in the war, however, it is Snape who is left to deal with the consequences. As Harry's true parentage is revealed, both his and Snape's futures become uncertain. The two must learn to work together in order to survive. PreHBP.

Harry and his friends create a new type of magic embodied in Harry’s tattoos to keep him protected from his uncle. When the new magic works Harry is removed to Hogwarts where Dumbledore finally tells him the truth. Severitus. Written PreHBP HarryBill

AU of PoA, Slytherin!Harry. Harry struggles to rebuild himself after the shattering events of his second year. He will finally learn the truths he needs to know...but they're hardly going to be pleasant ones. COMPLETE