Check out one of the finest novels from Yaoi Press' Yamila Abraham:

Her Twin Brother

Emotionally distant cop Heath Prescott lost his beloved wife and finds her gay twin brother comforting—perhaps a little too comforting. A poignant and heart-wrenching short story presented in one installment.

Here is the Cover.

 

Here is a link to a Free Preview.  

Here are links for Kindle: USA, India, United Kingdom, Germany, France, Spain, or Italy.  Sony/Kobo