Lily Potter and the Millennium Serpent

Lily Potter managed to survive her first year at Hogwarts. Over the summer, she receives a grave warning: Hogwarts isn't safe anymore. She returns, heedless, and is faced with the menace that is the Chamber of Secrets. Will Lily find the Heir of Slytherin in time, or will she fall victim to the Millennium Serpent? Sequel to Lily Potter and the Enchanted Mirror.