Yggdrasil

Everyone is raving about *Yggdrasil*, a new online game that's taken the world by storm! Almost everyone plays, and teenage gamer Koki Tachibana has something no one else does..his father works for the company! Every day after school, Koki and his friends meet in the virtual world of *Yggdrasil* to explore and level. But lately they've been getting a lot more than they bargained for.