Sick, twisted, politically incorrect and Freakin' Sweet animated series featuring the adventures of the dysfunctional Griffin family. Bumbling Peter and long-suffering Lois have three kids. Stewie (a brilliant but sadistic baby bent on killing his mother and taking over the world), Meg (the oldest, and is the most unpopular girl in town) and Chris (the middle kid, he's not very bright but has a passion for movies). The final member of the family is Brian - a talking dog and much more than a pet, he keeps Stewie in check whilst sipping Martinis and sorting through his own life issues.
After Peter's hair turns white from a ghost-hunting adventure in his house with the guys, his new look grabs the attention of local news anchor Tom Tucker. Under Tucker's guidance, he learns the ways of reporting fake news, and soon becomes a senior crime analyst on Quahog's Channel 5 News. Meanwhile, Brian and Stewie attempt to help Chris improve his dating game.
After a mishap at work, Peter decides to take his health more seriously and diet with the help of Quagmire, Joe, and Cleveland. When Lois takes a stab at writing a romantic fantasy novel, a curious Brian and Stewie investigate to find out who she might have a crush.
When the guys volunteer to chaperone the high school prom, Quagmire hits it off with Courtney only to discover that she is his daughter. To his and the gang's surprise, Quagmire makes a serious effort to embrace parenting Courtney, joining Peter and Meg on an ill-fated father-daughter camping trip.
After Lois reads a new book on the joys of decluttering, she challenges the rest of the Griffins to throw anything out of the house that does not spark joy. While all starts out well, Lois soon takes the decluttering to a surprising extreme.
When Meg suddenly becomes internet famous, she and an excited Peter work together to build her following and create content for her new image that revolves around unhealthy eating. Meanwhile, Brian and Stewie revel in a new ride while Brian's car gets repaired.
When Brian's proposition to rename Quahog's high school "Adam West High," to honor the late Mayor West, is successful, he feels encouraged to run for office as Quahog's new mayor. The race takes a turn when Quagmire campaigns against Brian for the open seat.