Books like An Improper Affair

A tense, scandalous contemporary romance where calculated revenge collides with forbidden attraction. These 12 books are the closest matches in mood, pace and themes, with what each one shares with An Improper Affair.

tense
seductive
scandalous

01
Millionaire's Wedding Revenge
Anna Depalo
A high-stakes, steamy clash of wills where bitter revenge slowly melts into undeniable, second-chance passion.
Shares:
- tense
- passionate
- intense
02
The Billionaire in Penthouse B
Anna DePalo
A sultry blend of high-society glamour and undercover suspense where suspicion fuels an irresistible attraction.
Shares:
- tense
- dramatic
- forbidden attraction
03
In Bed With The Devil
Susan Mallery
A sizzling, close-quarters dance of revenge, temptation, and long-buried secrets.
Feels:
- intimate
- sizzling
- emotionally charged
04
The CEO's Scandalous Affair
Roxanne St. Claire
A steamy, high-stakes workplace romance where professional boundaries blur and hidden secrets threaten a fragile new connection.
Shares:
- tense
- seductive
- dramatic
05
THE BILLIONAIRE AFFAIR (MISTRESS TO A MILLIONAIRE)
Diana Hamilton
A high-stakes, emotionally charged dance of resentment and undeniable chemistry set against a backdrop of extreme wealth.
Shares:
- tense
- passionate
- intense
06
The Millionaire Affair (Harlequin Presents No. 2089)(Notting Hill Grooms)
Sophie Weston
A glamorous, high-tension dance of suspicion and seduction set against the luxurious backdrop of Notting Hill.
Shares:
- seductive
- dramatic
- intense
07
The Moretti heir
Katherine Garbera
A high-stakes, electric romance where a transactional proposition between rival families sparks an undeniable, curse-breaking love.
Shares:
- dramatic
- passionate
- intense
08
Billionaire extraordinaire
Leanne Banks
A classic tale of calculated seduction turning into genuine, undeniable love.
Shares:
- tense
- dramatic
09
More Than a Millionaire
Emilie Rose
A high-drama, trope-tastic romance where a shocking medical mix-up forces two wealthy, stubborn strangers into an unexpected battle for a baby—and each other.
Shares:
- tense
- dramatic
- passionate
10
Pleasured by the Secret Millionaire
Natalie Anderson
A steamy, emotionally charged romance where hidden identities and physical scars give way to raw vulnerability.
Shares:
- dramatic
- passionate
11
Defiant mistress, ruthless millionaire
Yvonne Lindsay
A steamy, high-stakes romance where calculated vengeance collides with irresistible, forbidden attraction.
Shares:
- tense
- dramatic
- passionate
- intense
12
The Wealthy Frenchman's Proposition
Katherine Garbera
A glamorous, fast-paced fantasy of secret workplace longing exploding into a high-stakes fake engagement.
Shares:
- tense
- dramatic
- passionate

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