Cyan Brain Demo 81 Nekouji Studio ((link)) Official

: Failing a combat encounter or making poor choices leads to unique animated execution sequences and the collection of "Death Cards". Story and Setting

: Choices and battle outcomes lead toward multiple endings, ranging from resolute and triumphant to corrupted or tragic conclusions. Mature Content Warning cyan brain demo 81 nekouji studio

The narrative follows a nameless huntress rebuilt by a researcher known as "L". : Failing a combat encounter or making poor

is a decadent sci-fi side-scrolling action-horror game developed by Nekouji Studio (often stylized as NEKOUJI). Initially released as a series of experimental builds and demos, including the notable "Final Demo" in July 2025, the full game officially launched on DLsite in August 2025 and on Steam in December 2025. : Successful hits trigger random

: The game takes place in colossal ruins and research stations choked with deranged machines and grotesque aberrations.

: Successful hits trigger random, realistic blood-splatter effects. As the protagonist takes damage, her outfit progressively tears, reflecting her increasing vulnerability.