Just as Joss gets her freedom, Harry is presented with an exciting new job opportunity that will impact a future with her. As soon as Scotty leaves Los Angeles, Marc disappears, causing April to finally realize her true feelings. Vivian‘s illness takes a turn for the worse, leaving Karen adrift and unsure of the future. Joss receives a confusing gift from Calista but when she denies sending it, Joss is sent down the rabbit hole to find out if the real killer might be on the loose.

Mordecai is upset at Rigby when he doesn't bring a present to his birthday party.

Forrest sits in a rowboat, convinces his father to re-create William Tell's archery feat, and reluctantly grants his son's birthday wish.

Johnny sets Gigi up with a boy her own age. Bam and Rehab come up with a new music genre.

Jason Sudeikis (Sleeping with Other People (2015)); Bel Powley (The Diary of a Teenage Girl (2015)). Also: Brad Paisley performs; Joe Bonamassa sits in with The Roots.

When the Dome’s calcification process accelerates, Chester’s Mill has 24 hours before the barrier’s breakdown will suffocate everyone inside. While the new deadline puts added pressure on Joe to bring the Dome down, Barbie and Julia race to save his child from The Kinship. Also, Big Jim tries to manage the increasingly volatile Hektor, who is adamant that infected townspeople never escape the Dome.