When university lecturer Hazel Jones takes in the most popular of her female students as a lodger, she expects a procession of attractive men to follow.What she doesn't expect is Tiggy's diary to be left out every day.

Sharing her house with this shameless young woman encourages Hazel to realise what's missing in her own, rather dull, academic life. Knowing what Tiggy gets up to, she is unable to resist reading it. It's not quite what she expects, but the revelations in the diary quickly lead her down a path she never expected to take.