Anything But Ordinary by MadelynneEllis
When Kara North's brother discovers her in bed with two guys it sets off a chain reaction... Suddenly, her "no strings" affair is beset with problems. The guys are hot, and the sex is dirty, but it's painfully clear to Kara that their threesome can't last. Unless, she can convince Ric and Zach to put aside their fears and accept they need one another to be whole.