Amber Daulton 
Calla’s Summer Fantasy [EPUB ebook] 

Calla Lansky needs help at playing the field.
She scheduled two dates for the same night at her favorite seafood restaurant, and she owes her shocked boyfriends an explanation. To her surprise, Nathan Risley and Sam Tomlin handle the awkward situation like pros and happily agree to her fantasy: a ménage à trois.
After the hottest night of her life, Calla faces the ultimate decision.
Should she commit to the one man who secretly loved her all along, or keep her options open and indulge in her summer fantasy again and again?
— this MFM romance novella contains adult themes intended for a mature audience