Otaku Gamer’s Confession: 2.5D Cosplay with Busty Sister

Synopsis

I’m a shut-in otaku addicted to adult games on my phone, always fantasizing about my sister’s voluptuous body. One day, my parents leave for an anniversary trip—the perfect opportunity. Taking advantage of my sister’s gentle nature, I convince her to fulfill my desires. Though reluctant at first, she gradually gives in to the pleasure, eagerly responding to my requests…