Character Relationship Map: Bad Genius

Characters

• Lynn (played by Chutimon Chuengcharoensukying) — protagonist

  Top secondary student and academic genius who orchestrates exam cheating schemes.

• Bank (played by Chanon Santinatornkul) — protagonist

  Good-natured but academically struggling student recruited for the cheating operation.

• Grace (played by Eisaya Hosuwan) — supporting

  Good-natured classmate who first recruits Lynn to help her cheat on exams.

• Pat (played by Teeradon Supapunpinyo) — supporting

  Rich boyfriend who pays for exam cheating services and expands the operation.

• Lynn's Father (played by Thaneth Warakulnukroh) — supporting

  Working-class father whose financial struggles motivate Lynn's academic pursuits.

• Pat's Friend 5 (played by Thanachart Phinyocheep) — minor

  Minor associate in Pat's wealthy social circle, participates in group cheating.

• Pat's Friend 4 (played by Thanawat Sutat Na Ayutthaya) — minor

  Minor associate in Pat's wealthy social circle, benefits from cheating services.

• Pat's Friend 1 (played by Vittawin Veeravidhayanant) — minor

  Minor associate in Pat's wealthy social circle, participates in group cheating.

• Pat's Friend 3 (played by Narwin Rathlertkarn) — minor

  Minor associate in Pat's wealthy social circle, benefits from the scheme.

• Pat's Friend 2 (played by Suwijak Mahatthanachotwanich) — minor

  Minor associate in Pat's wealthy social circle, participates in group cheating.

• Pat's Father (played by Sahajak Boonthanakit) — supporting

  Wealthy father whose financial status enables Pat's lifestyle and cheating payments.

• Pat's Mother (played by Kanjana Vinaipanid) — supporting

  Wealthy mother figure involved in Pat's life and social standing.

Canonical Relationships

Family, romantic, and professional connections based on plot evidence.

• Pat's Mother → Pat (mother)
• Pat's Father → Pat (father)
• Lynn's Father → Lynn (father)
• Pat → Bank (Power Coercive Organizer) — Pat uses violence and leverage to control Bank's participation.

  Pat admits that he ordered thugs to beat up Bank in order to force him to join the scheme.

• Pat → Lynn (Professional Paying Client) — Pat turns Lynn's skill into a paid cheating service.

  Pat offers Lynn payment in exchange for helping him and his friends cheat.

• Grace → Pat (Romantic Boyfriend) — Grace and Pat are romantically involved.

  The plot identifies Pat as Grace's rich boyfriend.

Story Dynamics

Alliances, conflicts, and narrative interactions that evolve throughout the story.

• Bank → Grace (Alliance Scheme Associate) — Bank becomes part of the larger group assembled by Grace and Pat.

  Bank works on the STIC operation that Pat and Grace ask Lynn to organize.

• Lynn → Bank (Alliance Operation Partner) — Lynn and Bank become the central performers of the international operation.

  Lynn tells Pat and Grace that the STIC plan can only work with Bank's help, and she later recruits Bank.

• Pat's Friend 5 → Pat (friend)
• Pat's Friend 4 → Pat (friend)
• Pat's Friend 3 → Pat (friend)
• Pat's Friend 2 → Pat (friend)
• Lynn → Grace (Social Friend) — Grace is Lynn's good-natured classmate and initial friend.

  Grace befriends Lynn after Lynn enters the prestigious school.

• Pat's Friend 1 → Pat (friend)

Story Analysis

A gifted student builds an international cheating network, confronts its moral and personal costs, and ultimately chooses accountability.

Plot Progression

1. A Talent Enters the Game — Lynn enters a prestigious school and befriends Grace. Discovering leaked questions, she begins helping Grace cheat and then receives Pat's paid offer.
2. Signals and Secret Profits — Lynn develops a hand-signal system based on piano pieces and expands the cheating service. The operation grows until Bank inadvertently exposes it.
3. The Price of the Scholarship — Lynn is punished by the school and loses her scholarship opportunities. Pat and Grace then draw her toward the much larger STIC scheme.
4. Coercion Before Departure — Lynn recruits Bank after he misses the scholarship exam, and they prepare to transmit answers from Australia. Pat's confession reveals that Bank's attack was deliberate.
5. The Cost of Victory — The Sydney operation succeeds but Bank is caught and Lynn escapes under pressure. Back home, Lynn rejects the money, refuses a new scheme, and confesses.