Boyfriend for hire
(Book)

Series information from Goodreads.com.

Nic is a male escort with the Allure agency ; he has a mile-long waiting list and a pristine reputation that's very well-deserved. He's hired to make you shine, whatever the occasion... and he always delivers. He's never fallen for a client, not once in six years. And then he meets Ellie. Her friend hired Nic to escort her to a wedding, but Elle doesn't know it's just pretend. One kiss, and Nic is losing all control. But what will happen when she finds out who he really is? -- adapted from back cover

For six years, Nic, a well-paid, favorite male escort with a pristine reputation has never fallen in love with a client until he meets Elle.