Justin Martyn is a character in Parinaita. He is the main enemy of the district of Life Rivers. He appeared in Lighting Bolt from Heaven but was mentioned once or twice before. He then became a suspect in the murder investigation of Matthew Obidrand, Fiona Baggins, Adam Winster and Emily Goodwin in In the Inky Dark Night. He was then a quasi-suspect in A Shock to the System (Case #37 of Parinaita). He was then later murdered in Impossible Drawings (Case #38 of Parinaita).
A Rotten Series of Events (case #24 of Parinaita; Mentioned)
Fallen Devil (Case #25 of Parinaita; Mentioned)
Blood Writer (Case #26 of Parinaita; Mentioned and picture)
A Freak Accident (Case #27 of Parinaita; Video)
A Case of Bluedeath (Case #28 of Parinaita; Mentioned)
Lighting Bolt from Heaven (Case #29 of Parinaita)
In the Inky Dark Night (Case #30 of Parinaita)
A Shock to the System (Case #37 of Parinaita)
Impossible Drawings (Case #38 of Parinaita)
Although Justin didn't appear. He was mentioned by his "Friend" Lawrence Looper Rochester and was rumoured missing
Justin appeared once again in a picture of a bomber in Quebec. This was confirmed by him in a later case.
Justin once again appeared in the murder investigation of Donna Greenfires and this time he became a suspect known as "Hugo Fishy". However he was revealed to be Justin after the killer, Ruth Bloodwaters, revealed that he was around. It was also revealed that he was Tom's grandfather. It was also revealed that he killed Howard Jackson although the motive is yet to be revealed.
- Justin Martyn is one of the characters to appear as a suspect in two consecutive cases in Parinaita
- Justin Martyn is one of the characters to have becomes a suspect, quasi-suspect, killer and victim. (Along with Lewis Looper Rochester and Archie Looper Rochester)