A group of high school students were spending their peaceful days freely until they have been chosen as the participants of the game where everyone is being hypnotized until they commit suicide. No one is safe from a sudden death, so what will they do to avoid their fates?
Signal 100 is a completed manga by Miyatsuki Arata, first published in 2015. It blends thriller, psychological, drama and horror. You can read all 27 available chapters of Signal 100 online for free on MangaPulse; the newest is Chapter 27, added 2020-05-30. The series is finished, so you can read it from start to end in one go.