Being Pregnant with the System, I Became a Dog in Another World

A bitter otaku took the system to travel to another world and became an adult. Just when he was wondering why his parents were in human form, the first task assigned by the system was to let him be a war pet for a young lady. Double penetration, incomplete memory, bet between two supreme gods, multi-dimensional, long outline, only so much can be exposed This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.