局外人

Abbreviated as the Guidance Club, it was retained after other clubs were disbanded, with outstanding students helping classmates, and Hayato Wakabayashi serving as the leader. After Sisyphus joins, he gradually forms connections with the three girls.

Group A

Using the college entrance exam to profit from the group, cooperating with Principal Berkeqin, with Cosine supervising Sisyphus. After the group's collapse, Hagar used his legacy to pressure Sisyphus.

Tianyu Zhongjingqi (Outsider)

"The Stranger" opens with an alternate economic setting.

Yangyang (Outsider Art)

Yangyang (Outsider Art) is the character illustration and costume designer for "The Outsider."

Small steel teeth

Xiao Gangya is the arranger and mixing credited for "The Outsider."

sai (Outsider Art)

sai (Outsider Art) is the CG creditor for 'The Outsider'.

YLTS

YLTS credited the previous audio integration for 'The Outsider'.

lthry

lthry is the character design, interface, and background designer for "The Outsider."

LBR (Outsider Music)

LBR (Outsider Music) is the arranger and mixing credited for "Outsiders."

koscielny

Koscielny is the system developer and scriptwriter for The Outsider.

cwdyhm

cwdyhm is the system development and script author for "The Outsider."

Class-2

Class-2 is the production and distribution credited for "The Outsider."

ChrisM

ChrisM is the scriptwriter and programmer credited for "The Outsider."

cosine (outsider)

Group A Supervisor, supervising Sisyphus as a substitute to enter the school and complete tasks.

Tswia (outsider)

Former light music club president, skilled in guitar and singing, participated in reviving the club and led students to occupy the radio station to resist Hagar. Left school in True End, later reconciled with Sisyphus, who pursued her, and with her parents' approval, went abroad together.

Hagar (outsider)

He first served as director of academic affairs, then as principal and cleared out student activities. After Group A collapsed, they tried to profit from legacy resources, threatening criminal prosecution by Sisyphus and demanding cooperation.

Taotao (Outsider)

A glasses-wearing student researching artificial intelligence, secretly providing technical support for Tsvia's actions.

Berkin (outsider)

A principal who shares profits in cooperation with Group A. After the scandals of embezzlement and embezzlement of tutoring fees were exposed, he was ousted, prompting the club's restoration and student mobilization.

Naizuru (Outsider)

Maho's friend, responsible for managing the school forum. Understanding Tsvia's position; In the Good End, she and Maho give Sisyphus a chance to explain her true experiences and help classmates avoid Hagar's manipulation.

Sisyphus (outsider)

After dropping out, he worked as a bounty hunter for Group A as a college entrance exam bounty hunter, hiding his identity to enter the school. He joined the Mind Guidance Department with monthly exam results and met Maho, Naihe, and Tsvia; The lower part faces Hagar's threat, facing a different outcome between resistance, compromise, and honesty.

Maho Tsukino (Outsider)

A member of the Heart Guidance Department, diligent in studying, enthusiastic about helping others, and close friends with Naihe. Daily shopping for stationery and old books with Sisyphus; After learning his identity in Good End, she was injured and left, but later listened to a full explanation and continued to help with the investigation, eventually confessing her feelings to him.

Hayato Wakabayashi (Outsider)

Head of the Mental Guidance Department and student council president, friendly to others, responsible for clubs where outstanding students help classmates.