Sugar Season 1 Flixtor begins with Colin Farrell's character, John Sugar, wrapping up a difficult case. This case sheds light on Sugar's moral compass - he dislikes causing harm, yet he cannot stand by when others are hurt. At times, these conflicting values force him to resort to violence to protect those in need. Additionally, it becomes evident that the private investigator is struggling with health problems, prompting his handler to urge him to take a break.