My Stepmom's Journey For Muscle - Prologue by Myon-San - Adult Sex Game

Overview:
Every day's a rerun: rise and shine early, punch in at work, hit the bottle, and crash out. But then, one day, his stepmom drops the bombshell, "I wanna get more muscular!" And wouldn't you know it, his life takes a wild 180-degree spin. Oh, and I almost forgot, our main player? He's got himself a hankerin' for muscles. Talk about a spicy plot twist!