→ how could you forget me? ❁ diablolik lovers x sister!reader

(To save yourself from my hideous writing that was done 4 years ago, read chapters 1, 19, and 20, those are the only important chapters, the last authors note shows what the book is called. The book should be the first one you see on my profile.) (Y/N) is a sweet fifteen year old girl. Well, not anymore actually. •...