めっちゃママ

Main character graduates from college and earns money at various part-time jobs. Every day looks the same and is spent in worries about future. He is of gentle personality and has tender feelings towards mom. One day he takes a certain medicine that turns his body into a child while mind remains the same. There is a neutralizing agent, but is not if fun to stay as it is and fulfill love for mom? [From vndbreview]