What is Berenice's story?

Hint 1 of 5:

Have you read the note in her vanity drawer?

Hint 2 of 5:

Have you finished the letter on the desk?

Hint 3 of 5:

Get more clues by waving your hand over the dried flower inside the book.

Hint 4 of 5:

Also look inside the chest at the foot of her bed.

Hint 5 of 5:

It is obvious that she has been in love with Egeaus for a very long time.