Mar 30, 2021 · 1h 58m
The story begins shortly after the finale episode of the 2018 drama, and then moves to 2020, two years later.
Specials
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Season 0 FAQ
Quick answers about this season's release timeline and episode lineup.
When did Signal Season 0 premiere?
Signal Season 0 premiered on March 30, 2021.
How many episodes are in Signal Season 0?
Signal Season 0 has 1 episode.
What is the first episode of Signal Season 0?
The season opens with Season 0 Episode 1, "Signal ~ Chouki Mikaiketsu Jiken Sousahan Special". It aired on March 30, 2021.
Go to Season 0 Episode 1