In the book Grey : Fifty Shades of Grey as Told by Christian , Anastasia Steele is above 21 years old .
Christian Grey , a successful and rich 27-year-old businessman , meets 22-year-old university student Anastasia `` Ana '' Steele when she interviews him on behalf of her friend/roommate Katherine `` Kate '' Kavanagh ( being sick with the flu at the time ) for the university newspaper .
Grey-COLON- Fifty Shades of Grey as Told by Christian