HP series fanfic
Original heroine x Severus Snape
Across parent and descendant generations
Don't be slanderous or boastful, just try to express this book in the best possible way.
The heroine is the youngest daughter of the Black family, the sister of Sirius and Regulus
There is no golden finger such as time travel and rebirth.
Concept: Growth is bitter and experience is complicated, but our souls and bodies will become strong and tough as a result.