Rubithed

Clear Night 0, the time where you get to learn about Cell Area 1408.

Clear Night 1, where the dungeon grows stronger and scarier.

Clear Night 2, where the shrouding black shadows have been replaced with a thick white fog of plague.

Clear Night 3, the night when you need to wade through the murky underground waters.

Clear Night 4, where you find a stone door sealed shut with a strange runic symbol and solve it.

Clear Night 5, the night you descend into the darkness during an oil crisis.

Clear Night 6, the night where you found a phantom crystal ball and possibly witness a disgusting dog beast.

Clear Night 7, the night of a red-tinted dungeon and crimson atmosphere, you were given no map to traverse.

Clear Night 8, the night you were in a calm and beautiful forest, relaxing as you try to find Zero and One.

Collect 60 gemstones.

Collect 140 gemstones.

Descend to the very bottom of the Stairs of Despair in Cell Area 738 and jumped off from it at the end of Night 6.

Escape the dungeon without stabbing the fake doll at the very end of Night 8, only to be stabbed in return.

Give up escaping in Night 7, ending the night too soon only to find out that it has just begun...

Escape the dungeon in Night 9. After saving all nine dolls, the dungeon continued to haunt and torture you for the rest of your life, with no hope of ending your nightmares.

Clear Night 9... and obliterate Cell Area 1408.

Collect 220 gemstones.

Escape the dungeon in Night 7, in less than 50 seconds.

Collect 310 gemstones.