Rainbow no Anime Bako

A boy discovers a mysterious box and peers inside, where he finds a dazzling rainbow kaleidoscope display. Each time he looks into the box, the colorful patterns shift and transform into entirely new images, captivating his curiosity.

The boy becomes drawn to the ever-changing visions, but the nature of the box and its purpose remain unknown. As he continues to gaze into the kaleidoscope, the images evolve in unexpected ways, hinting at a deeper meaning behind the shifting lights and shapes.