: A 29-year-old engineer haunted by the childhood trauma of failing to save his younger brother from suicide.
: A 61-year-old corporate executive whose arrogance causes friction within the group. Key Plot Points Cube 2021 thoughts (theme/message spoilers) : r/J_Horror Cube (2021) (Japanese)
: A 41-year-old mechanic who attempts to lead the group but is killed by a trap. : A 29-year-old engineer haunted by the childhood
The group consists of individuals from different backgrounds: Cube (2021) (Japanese)
: A 31-year-old "freeter" (part-time worker) who eventually descends into homicidal madness due to the stress.