One of Us (S04E15)
S04E15
Adam, Bree, and Chase are on a mission to find Leo, who has not shown up for training. They soon discover that he’s in Mission Creek, dealing with the fallout from Janelle's ultimatum about their relationship. Suddenly, S-1 makes an unexpected appearance, leaving everyone stunned. She’s arrived on the island with no memories, just like the rest, but is haunted by recurring flashbacks of Krane.
Show
Lab Rats
Episode
S04E15
Air Date
Aug 12, 2015
Season 4 Episodes
S04E01
Bionic Rebellion (1)
S04E02
Bionic Rebellion (2)
S04E03
Left Behind
S04E04
Under Siege
S04E05
Bionic Dog
S04E06
Mission Mania
S04E07
Simulation Manipulation
S04E08
Forbidden Hero
S04E09
Spider Island
S04E10
Spike vs. Spikette
S04E11
Lab Rats vs. Mighty Med
S04E12
Space Elevator
S04E13
Bionic Action Hero (1)
S04E14
Bionic Action Hero (2)
S04E15
One of Us
S04E16
Bob Zombie
S04E17
Human Eddy
S04E18
The Curse of the Screaming Skull
S04E19
On the Edge
S04E20
Ultimate Tailgate Challenge
S04E21
And Then There Were Four
S04E22
Space Colony
S04E23
The Vanishing (1)
S04E24
The Vanishing (2)