Answer:

DIARY

Answer	Crossword Clue
DIARY	Pepys' specialty
DIARY	Log
DIARY	Private memoir

DIARY	Blog, basically
DIARY	Bridget Jones' book
DIARY	Journal
DIARY	Frank writing
DIARY	Notes to self?
DIARY	Daily record
DIARY	Frank prose
DIARY	Bedside book

DIARY	Book with a key
DIARY	Bridget Jones's book
DIARY	Pepys product
DIARY	Anne Frank's claim to fame
DIARY	Anne Frank's writing
DIARY	Book in a nightstand, maybe
DIARY	Frank work
DIARY	Anne Frank account

DIARY	Anne Frank writings
DIARY	Frank record
DIARY	Frank account?
DIARY	Account that might be under lock and key
DIARY	Pepys's masterpiece
DIARY	Personal record
DIARY	Book a teenage girl might lock
DIARY	Record of daily events

DIARY	Personal journal
DIARY	Record book
DIARY	Record
DIARY	Private account
DIARY	Anne Frank kept one
DIARY	Pepys kept one
DIARY	Daily log
DIARY	Pepys project

DIARY	Daybook
DIARY	Private-thoughts place
DIARY	Book with a lock
DIARY	Journal with a lock
DIARY	Journal of private thoughts