Secrets of the Serpent House

Harry Potter, Sirius Black, Severus Snape, Draco Malfoy/Harry Potter, Draco Malfoy, Astoria Greengrass, Lucius Malfoy, Narcissa Black Malfoy, Blaise Zabini, Lucius Malfoy/Narcissa Black Malfoy, Theodore Nott, Pansy Parkinson, Kreacher (Harry Potter), Daphne Greengrass, Blaise Zabini's Mother, Sirius Black & Harry Potter, Arcturus Black III | Sirius Black's Grandfather, Portrait Walburga Black, Astoria and Daphne Greengrass's Father, Astoria and Daphne Greengrass's Mother

Slow Burn BAMF Harry Potter Dark Harry Potter Ron Weasley Bashing Slytherin Harry Potter Pureblood Culture (Harry Potter) Pureblood Politics (Harry Potter) Manipulative Albus Dumbledore Hermione Granger Bashing Protective Sirius Black Pureblood Society (Harry Potter) Sassy Pansy Parkinson Good Friend Blaise Zabini The Noble and Most Ancient House of Black BAMF Narcissa Black Malfoy Morally Grey Harry Potter Morally Grey Draco Malfoy Mentor Severus Snape Protective Theodore Nott Lesbian Pansy Parkinson Harry Potter is Obsessed with Draco Malfoy Draco Malfoy is Obsessed with Harry Potter Good Severus Snape Harry Potter Loves Draco Malfoy Draco Malfoy & Theodore Nott Friendship Blaise Zabini is a Little Shit Slytherin Politics The Dark Arts (Harry Potter) Harry Potter is the Heir to the House of Black BAMF Sirius Black Draco Malfoy & Pansy Parkinson Friendship Eventual Draco Malfoy/Harry Potter Angry Harry Potter Kreacher is a Good Elf (Harry Potter) Sirius Black is Lord Black Dark Magic Rituals (Harry Potter) Resorting Good Friend Daphne Greengrass BAMF Daphne Greengrass Kreacher is a Little Shit (Harry Potter) Sirius Black Adopts Harry Potter Dark Wizard Sirius Black Dark Wizard Draco Malfoy