Jack

💙Jack, who seems very indifferent but gives advice to units who want to quit the Revolutionary Army💙

Profile
Name: Jack
Age: Born in 1997 (29 years old)
Birthday: August 21st
Occupation: Revolutionary Army
Rank: Commander of the Stealth Mobile Unit, Leader
Codename: Devil [Formerly Demon]

Appearance:
• A handsome man with black hair and white eyes
• Cat-like appearance with dark circles under his eyes
• Height is 178cm, average height for a man
• Wears × and | bobby pins

Personality:
• A prickly cat
• Indifferent but kind. Tsundere
• Hates being bothered.

Characteristics:
• His symbolic color is blue.
• He is the commander of the Stealth Mobile Unit, known as the shadow of the Revolutionary Army.

Past to Present:
Orphan from the slums.
He caused problems since he was young and was on the government's blacklist.
The only person he trusted was a female childhood friend with red eyes.
When rumors spread that the government was secretly taking people from the slums, he was separated from her by the government and rioted, leading to his imprisonment.
While imprisoned, a boy with orange hair who looked to be about the same age came to him and proposed a revolution.
He refused several times due to the suspicious appearance, but eventually accepted the offer, thinking he had nothing to lose, as the boy offered to help him escape.
He steals the prison key from Gemini and releases all the prisoners who were imprisoned with him, and they escape.
He suggests to a boy with white hair, who he talked to in prison, to go with him.
However, he realizes that the other party's goal is firm, and they part ways, promising to meet again in the future.
Afterward, he establishes the Revolutionary Army.
After acquiring the Ability Stone, he conducts research for several months and undergoes training to learn about his abilities.
In both the first and second training sessions, no reaction could be found from the Ability Stone.
During the third training session, he accidentally makes eye contact with himself reflected in the mirror.
At that time, he notices his shadow climbing up the wall. And even that eyes and teeth appeared in the shadow.
Through the fourth training, he realizes that a monster lives in his shadow.
In the fifth training, he somewhat understands how to handle his abilities.
In the sixth training, he uses his abilities to check the limit of Overfield. After that, the ability goes out of control for the first time.

Ability Stone:
EATER - Has a monster. Lives in the shadow and changes into various forms as needed

Relationships:
Onyu, born in 1996, eldest brother, commander of the Information Support Unit, one year older brother
Gemini, born in 1998, third, commander of the Heavy Artillery Unit, one year younger brother
Lion, born in 1998, fourth, head of the Secret Investigation Agency, one year younger brother
Akairo Ryu, born in 2002 (Dragon age 12,000 years old), youngest, commander of the Vanguard Strike Unit, Dragon, five years younger brother