The story follows an orphaned Woman named Riko, who finds and befriends a component-robotic boy named Reg, and descends with him to the titular "Abyss" that prospects deep to the Earth, in hopes of Discovering it and getting her mother.J'ai fait un tour vite fait des scans sans vrmt me spoil(j'ai pas lue j'aimerais attendre jusqu'à voir la troisi�