Digimon Adventure, Accel World Recommendations
On the net there is another world, a world that people can dive into. What seems to be a game isn't one like the main characters think and their lives end up being turned upside down. The suspense also builds up.
Both series contain sci-fi themes in another parallel world that draws away from reality involving the digital realm
Both series contain a lot of action as well as drama as well and characters of stark personalities.