In "Idle Gym - Manage Family Fitness Center Simulation," you play as the manager of a family fitness center while the 6 packs grandpa is away on travel. The goal of the game is to attract gymers to your fitness center by upgrading your training equipment and renovating the center with new exercises such as the dumbbell bicep curl, holahoop, sumo squat, and yoga. As you earn more money, you can continue to improve your fitness center and attract even more gymers. One special feature of the game is that every time you open a new gymer floor, the 6 packs grandpa will send you a postcard of a foreign country with a gift. Overall, "Idle Gym - Manage Family Fitness Center Simulation" is a fun and engaging game for anyone who enjoys simulation games and wants to experience what it's like to run a fitness center.