1 season available
Marshall Cuso shows up in NYC with a mushroom, that can cure any disease or injury; his old classmate, Frances, meets him by chance, but keeps secret that she works for Reutical, a pharmaceutical company.
Marshall is on the run, trying to flee New York; Frances confides to her boss, Rick, about the mushroom; Rick sends her to Marshall's farm to get more, but the situation gets out of hand.
Marshall seeks advice from his old mentor Hildy; Copano and Harrington are drawn further into the mystery of the mushrooms obtained at the raid; Frances goes to Geneva with her boyfriend Nick and Rick but can't resist the call of the mushroom.
Marshall buys a plot of land near a chemical waste site with a plan to grow more mushrooms; Frances rushes home from Europe after a huge development; Copano and Harrington investigate a connection between Marshall and Frances.
Marshall, Frances, and their crazy neighbors deal with the aftermath of a dangerous incident.
Marshall arrives in jail and learns that some important people refuse to let him out, while danger lurks around every corner; Frances makes a fateful decision; Copano and Harrington pick up the pieces.
Another inmate rescues Marshall, but now Marshall owes him a favor; desperate to get out of prison, he works on a risky plan when he runs into a surprising ally; Frances grapples with a life-changing event.
Marshall meets an old friend and forges a new plan; Frances receives terrible news and feels torn by it.
Marshall finds out what Hildy is up to, but still faces obstacles; Copano and Harrington follow Marshall's trail.
Agents from the FBI and the DEA storm the site, with consequences; the fate of the mushroom is decided.