Sebastian Zhen
Biographical information
Full name Sebastian Zhen
Gender Male
Status Alive
Birth 1991
Personal information
Nationality Flag of China Flag of United States Chinese-American
Residence Coexstance, U.S.
Chengdu, China (formerly)
Past profession(s) Computer programmer
Affiliation(s) Coexstance Police Department
Coexstance Police Department
Rank Technical Expert
Game information
Appears in Criminal Case
First appearance Case #1: Under the Bodhi Tree (s1)
Dude, seriously? I could've defeated the boss in Level 1043 if you came just a minute later!
—Sebastian Zhen

Sebastian Zhen is a main character appearing in Season 1 of Criminal Case, where he serves as the Coexstance Police Department's Technical Expert.


Hailing from Chengdu, China, Sebastian is the 25-year-old technical expert of the Coexstance Police Department who worked as a computer programmer prior to his tenure in the department. He is a tall male of a mesomorph build who has short black hair combed to the left, light tanned skin, and brown eyes. He wears a dark blue varsity jacket with buttons and the word "POLICE" on the left enclosed inside a box with a white border. Additionally, he wears a black camera around his neck.

It is known that Sebastian's favorite animal is a panda and his favorite food is Peking duck. He is also known to be immature and crack jokes often. Additionally, he is rather innovative.



Calm down, partner. This section is soon to be added.

Notable Events of Criminal Case

Calm down, partner. This section is soon to be added.

Personal Life

Calm down, partner. This section is soon to be added.


As the Technical Expert of the Coexstance PD, Sebastian has the responsibility of taking care of all the necessary digital/technical analyses, and to inform the team of such results after a certain amount of time.

Below is the list of analyses Sebastian performs throughout the course of the game:

Case #1: Under the Bodhi Tree

  • Smartphone (03:00:00)
  • Camera (09:00:00)


The player may choose Sebastian to join the investigation of each crime scene (in any Coexstance case) and provide hint bonuses. He is available as a 2-hint, level-10 partner.


Case Appearances

As one of the main characters and the Technical Expert of the Coexstance Police Department, Sebastian appears in every single case of Coexstance.


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