These are the book, probably most of them found on my GR recommended reads, because I never heard of them before, and maybe neither have you
The Strongest Shape by Tessa Cárdenas
First Published 28th of November 2009 by Dreampsinner Press
Contemporary Ménage Erotic Romance
After his boyfriend breaks up with him, fashion photographer Caleb Moss finds himself alone in Los Angeles looking for work and friends. He finds both in a group of aspiring musicians, who offer help through their connections. But while building a strong friendship with Scott and Chris, a startling sexual tension flares to life among the three men, and Caleb is afraid the new friendships will fall apart.
It won't be easy for Caleb, trying to find his way when Scott and Chris invite him into their relationship. They face criticism from their friends, but they'll struggle to stay together because they have discovered a three-fold love.