Suspended police detective Sean Flynn is having a bad day. However, things get interesting when he finds a half-dissolved corpse by accident and decides to pick up a ringing cellphone next to the dead man. Over the phone, he is introduced to The Global Frequency, a subject of a popular conspiracy theory that claims that GF is a secret rogue intelligence agency that answers to no one. It turns out that this is quite true when it's no nonsense boss, former NSA agent and martial arts expert Miranda Zero, introduces herself to Sean and asks for his help. Her agency's sole goal is to protect the world from global threats that are too scary for the general public to know anything about, so GF operates on a strict need to know basis. Whenever someone who's deemed trustworthy is close and can help with the case, they are immediately contacted by GF's no. 2 and Miranda's right hand woman Aleph, who works as the organization's operator. Now it's Sean's chance to help. His natural detective ...