House Of Glass by Michelle Reid

One scandalous secret…

Lily Norfolk's married life was a lie. Now after the death of her husband, she's determined that her long–held secret will remain concealed. Until her tempestuous relationship with her devastatingly handsome brother–in–law, Dane threatens to expose the depth of her deception.

One forbidden night…

Despite their attraction, Dane has always believed Lily married his brother for money. But when their incendiary passion ignites for one forbidden night, Dane finally learns just how innocent Lily really is…

Originally published in 1993