Glenn Hauman & Aaron Rosenberg 
Star Trek: Creative Couplings, Book 1 [EPUB ebook] 

STARFLEET CORPS OF ENGINEERS Fabian Stevens thought he was doing an old friend a favor by helping her and some eager young Starfleet Academy cadets test a new prototype vessel. There’s a practical joker among the cadets, but Stevens figures that will just keep everyone on their toes… Meanwhile, Captain David Gold faces one of the greatest challenges of his career: marrying off his daughter to a Klingon ambassador’s son. Unfortunately, the ambassador has very particular ideas about the ceremony… CREATIVE COUPLINGS BOOK 1 OF 2