Mike and Rio first met on Halloween years ago, so now Mike loves to commemorate the holiday by scaring the wits out of Rio all night. Unbeknownst to Mike, Rio actually hates the scares but is afraid to tell Mike. When Rio turns the tables on Mike and tries to scare him into ending Scare Night, Mike gets bitten by a bat and the night escalates from there.
The popular girls at school ask Rainbow to join their group Halloween costume as Tootie from The Facts of Life. She thinks this is finally her opportunity to fit in, but Denise views the situation differently. Meanwhile, Alicia doesnt want the kids to go trick-or-treating after Harrison and his colleagues tell her about all the dangerous things that can happen.
When Cassie immerses herself in a undercover assignment, threats both known and unexpected haunt her every living breath. Rob desperately hunts down one last lead.
Bentley searches for answers. Edwards meets an asset. Doug gets a visitor. Soyun gets a mission.
It’s Halloween and Cameron is haunted by his own ghosts. Jac receives a bombshell from Stacey, and will Dominic overstep the mark when it comes to Lofty’s baby?
The strongest monsters deliver their final serving of Filth, Horror, and Glamour. The winner is crowned.
After Ronda Rousey posts an explosive video on social media which upsets the other female Superstars, Ronda must find a way to prove that she's not the villain she's made out to be. Sonya worries her relationship is moving way too fast.
To test mother nature's stamina, Shawn pushes the Christine Rose to its maximum work depth in the face of massive swells while Ken digs on an untouched, gold-rich dirt patch. Emily faces ripping currents and an exhausted diver. Vernon hits the open seas.
Jo is determined to prove Kindred was behind the attack on Benny and April. Meanwhile, Piper experiences intense, confusing visions.
The residual effects of the purge affect the lives of Ryan, Marcus, and Esme.
Reunited with his sister, Oliver and Thea find themselves searching through a familiar maze of catacombs. Meanwhile, John and Lyla partner on a special ops mission.
Kate and Toby try to make time for their marriage. Jack attempts to prove himself to Rebecca's father. Randall struggles to find his place with the other councilmen.
Halloween is around the corner and the Johnsons are definitely not seeing eye to eye on the family costume. The only thing they do agree on is that Jack’s new friend Raymond has got to go. Meanwhile, Junior wants Devante’s first trick-or-treating experience to be perfect.
Barry's efforts to prepare Cisco for Crisis are derailed when Cisco schemes to save Barry's life instead. Meanwhile, Ramsey Rosso uses his deadly new abilities to save his own life, while sacrificing his humanity in the process.
Halloween brings nothing but horror for Jackie after she uncovers a shocking secret when trying to reopen the Lunch Box; Mary gets upset when a woman assumes she is adopted; Darlene continues to deal with her complicated love life.
Jade's relationship with her mom deteriorates. Things for Briana and John crumble when she visits him in NY. Ali gains independence at a camp for children with muscular dystrophy. Kail celebrates Lux's birthday.