His World (HyperDimension Neptunia x Male Sonic's Twin Brother Reader)

Y/N The Hedgehog is Sonic's older twin brother and he was with his brother and friends on their way to the Starfall Islands until a portal opened. When Y/N woke up, he found himself in a different dimension known as Gamindustri and he met three girls known as Nepgear, IF, and Compa.