Seasons & Episode
A new client has arrived. This time it's an AI drone, named Doron, that Smiley dug out of a garbage pile. With it's memory missing, it asks the club to find it's missing owner. After examining Doron, it becomes apparent that Doron is an illegal drone that isn't registered with the customer center. And on top of that, the only camera data still in their files appears to be of an avatar that is fighting against Phantom Zero.
The story begins when Berry, an average girl from an average home, meets Hack, a girl who looks like a boy. Charmed by Hack, Berry meets up with the team Hack leads, the Ghost Detectives Club. Members of this club are “socially dead,” working invisibly within the digitally controlled society of Tom Sawyer. As she works with the group, Berry learns about Zero, a mysterious figure who lurks within Tom Sawyer’s underground. She and Hack decide to chase down this figure, and in time, the truth behind the city is revealed...