Traveling worlds: The Internet Trip, book one.

Read a story about a whole new world:
Emily and Elton are twins and recently developed a hobby of playing online games and staying on the internet. One afternoon, they got sucked into a portal and entered a new world: The internet.
Read as they hop from game after game, winning so that they could reach the end and return home. It seems fun, but beware! It's not as fun as you suspect. Behind each game, there's a dark side........
Will they make it home?
Will they win each game?
What's the dark side?....