Eleanor Oliphant is Completely Fine by Gail Honeyman

Condition - great. Some marks due to white cover 

Eleanor Oliphant leads a simple life.

She wears the same clothes to work every day, eats the same meal deal for lunch every day and buys the same two bottles of vodka to drink every weekend.

Eleanor Oliphant is happy.

Nothing is missing from her carefully timetabled existence. Except, sometimes, everything...