The Rakehell of Roth by Amalie Howard

As owner of the most scandalous club in London, the last thing the notorious Marquess of Roth wants is a wife. Keeping up his false reputation as a rake brings in the clients with the deepest pockets—money he needs to fund a noble cause. Even though everything inside tells him not to leave his beautiful, innocent wife behind at his country estate…he must.

But three years later, tired of her scoundrel of a husband headlining the gossip rags, Lady Isobel Vance decides enough is enough. She is no longer a fragile kitten, but as the anonymous author of a women’s sexual advice column, she’s now a roaring tigress…and she can use her claws… Read more.