The Legends go looking for Sara, who has been abducted by aliens.

Sara and Gary crash-land and meet an unexpected ally. Meanwhile, the Legends track an alien to a burger joint in 1955 San Bernadino.

The Legends try to stop an alien invasion by traveling to 2045 and having Zari perform in a TV talent show.

In 1962 Cuba, the Legends try to get history back on track when Fidel Castro gets a nuclear warhead.

Astra gets a chance to learn real magic, while Sara meets Bishop and learns what he intends.

Mick takes the Waverider and Kayla to try and find Sara; after a report of an attack, the Legends return to their new headquarters; Zari is suspicious of Constantine's behavior but isn't surprised when she learns the truth.

The Legends make a last-ditch effort to keep Sara from being abducted, even knowing that it will alter the time-line; Sara is shocked when Rory finds her on the mystery planet.

The Legends go on a "normal romp" to investigate an alien that has taken up residence in the Old West.

Mick deals with fatherhood when he learns that Lita is pregnant, while the other Legends try to save Behrad's favorite show when an alien crashlands on the set.

John and Spooner travel back Spain 1935 to find the Fountain, while the Legends deal with an adolescent Gus-Gus.

When the Legends track down another alien pod, they find a device that transports them to a cosmic bowling alley; Nate plans a romantic date for him and Zari, but nothing goes as planned.

While Waverider makes it way back to Earth via normal rather than jump drive, Gary suggests that they play a game. However, John uses his newfound powers to make the game real - and deadly.

Ava tries to get into the captive Bishop's mind, but who is playing who? Meanwhile, Mick goes into labor and John fights his addiction.

John teams up with Bishop and travels to Texas 1925 to find the Fountain and regain his magic.

Sara and Ava prepare for their wedding, while aliens threaten to overrun the Earth.