In 'Muscle Mayhem: Daddy's Got Gains', you play as YEXPZN, a devoted dad and gym enthusiast who is secretly being dosed with a mysterious muscle growth formula invented by your overly ambitious son. As you navigate your daily life, you'll encounter the hilarious side effects of your newfound strength, including awkward social situations, unexpected rivalries at the gym, and surprise encounters with local fitness influencers. Engage in heartfelt conversations with your son as you unravel the motivations behind his invention, all while keeping your eye on the iron and navigating your evolution from a loving dad to a potential 'Muscle God'. Can you embrace this wild transformation while maintaining your family bonds?