"...the 'Cosmic Era' of year 'X492', is a time when countless people venture into space, 'Rebecca' is a 'B-cuber' online video streamer who comes across 'Shiki', a young boy that can control gravity, on the robot-inhabited planet 'Granbell'.
" Shiki follows the teachings of his foster guardian, the robot 'Ziggy' and treasures his friends over everything. Rebecca strikes up a friendship with Shiki, and takes him on an adventure through space, outside of the only planet he has ever known..."
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