Moretti's Marriage Command (Harlequin Presents Book 3444)

A wife for the weekend 

Hannah Stewart is shocked when charismatic but callous CEO Luca Moretti unexpectedly demands she accompany him on a crucial business trip. Until he introduces her as his fiancée, making his motive clear. 

Nothing, not even Luca's deliberately single status, will stand in the way of his success. Temporarily expanding Hannah's job description was the perfect solution, until his assistant's hidden charms test his famed control… 

Though guarded single mom Hannah is the last person Luca should toy with, the tempest of passion that rages between them is too powerful to resist. But what will happen come 9:00 a.m. Monday morning…?