The story follows an orphaned girl named Riko, who finds and befriends a part-robotic boy named Reg, and descends with him to the titular "Abyss" that sales opportunities deep in to the Earth, in hopes of exploring it and finding her mom.? J'ai mm pas les mots jsp si c'est parce que j'ai pas le contexte en entier mais c juste n'importe quoi chuis d