Limitless Episode Guide
On Limitless Season 1 Episode 22, Brian deals with a stunning betrayal and experiences devastating side effects when his NZT immunity begins to wear off.
On Limitless Season 1 Episode 21, Brian has trouble adjusting when he lacks the resources to continue searching for Piper while NZT hits the streets.
![Rebecca's First Time - Limitless](https://tv-fanatic-res.cloudinary.com/iu/s--OJFshvXk--/t_medium_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1459742382/rebeccas-first-time-limitless.jpg)
On Limitless Season 1 Episode 20, Rebecca learns the truth about her father's death and decides to take NZT in order to seek justice for his murder.
![A Double Life - Limitless](https://tv-fanatic-res.cloudinary.com/iu/s--4_MZrzUG--/t_medium_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1458356707/a-double-life-limitless.jpg)
On Limitless Season 1 Episode 19, following his rogue trip to Russia, Brian's placed under 24-hour surveillance by the FBI and his double life unravels.
![Finding Piper - Limitless](https://tv-fanatic-res.cloudinary.com/iu/s--KBtziGqx--/t_medium_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1457304936/finding-piper-limitless.jpg)
On Limitless Season 1 Episode 18, when Brian's relationships implode, he heads to Russia to search for Piper and her alternative NZT vaccine.
![Quarantined - Limitless](https://tv-fanatic-res.cloudinary.com/iu/s--DSWONR3K--/t_medium_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1457304778/quarantined-limitless.jpg)
On Limitless Season 1 Episode 17, after they are exposed to an unknown substance during an investigation, Brian and Rebecca are quarantined together.
![A Shocking Past - Limitless](https://tv-fanatic-res.cloudinary.com/iu/s--Lv2KYsXf--/t_medium_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1455423880/a-shocking-past-limitless.jpg)
On Limitless Season 1 Episode 16, Brian learns about Sands', Senator Morra's deadly representative, dangerous and shocking past when he's called upon to help.
On Limitless Season 1 Episode 15, Brian helps FBI Agent Lucy Church, finish a field case before she's exposed due to a leak of agent's real identities.
On Limitless Season 1 Episode 14, Brian and Rebecca interview the robotic version of a murder victim to find clues to the killer's identity.
On Limitless Season 1 Episode 13, Brian tries to stay one step ahead of Rebecca as she comes closer to discovering Senator Morra's connection to NZT.