He's my strict personal trainer. The owner of an elite fitness club. And when he tells me to call him Daddy, my whole world changes. I signed up for a gym membership hoping to lose a few pounds. Instead, I found Byron Adonis - demanding, dominant, and determined to push me past my limits. His training methods are age play, complete submission, and punishments that leave me aching for more. There's just one trainers aren't supposed to fall for their clients. And Daddies definitely aren't supposed to cross professional boundaries. But as Byron guides me deeper into his world of discipline and surrender, I realize this isn't just about transforming my body anymore. It's about giving him everything - my trust, my submission, my heart. Can I convince my strict Daddy that some rules are meant to be broken? This is a standalone, hot romance novella. Read this if you love age play, discipline and lots of feels!