According to Nielsen Media Research, the episode was seen by an estimated 0.716 million household viewers and gained a 0.4 ratings share among adults aged 18–49.
The Devil with Yellow Eyes, in the form of Lenny (Aubrey Plaza), questions Amy (Katie Aselton) about her childhood, as well as David (Dan Stevens).
Using Oliver's diving suit, Cary wakes up Syd from her coma in Clockworks and takes her to the astral plane to explain his plan.
Syd is instructed to go back and save the team, also receiving special glasses to help differentiate reality and fantasy.
As the team intends to remove Farouk from David's mind, Division 3 agents storm Summerland and corner them, led by the interrogator (Hamish Linklater).
In February 2017, it was reported that the seventh episode of the season would be titled "Chapter 7", and was to be directed by Dennie Gordon and written by co-producer Jennifer Yale.
[2] In its original American broadcast, "Chapter 7" was seen by an estimated 0.716 million household viewers and gained a 0.4 ratings share among adults aged 18–49, according to Nielsen Media Research.
"[7] Scott Collura of IGN gave the episode an "amazing" 9.3 out of 10 and wrote in his verdict, "Legion continues to knock it out of the telepathic park as it heads to its big season finale next week, answering questions, dropping fan service in a unique and memorable way, and, with its 'Bolero' escapade, providing one of the coolest sequences to air on TV yet in 2017.
Club gave the episode an "A-" grade and wrote, "Despite all that happens in 'Chapter 7' - the thrilling heroics, the tense and unsettling confrontations with Lenny, the deadly cliff-hanger ending - the most significant struggle, as always, is the one inside David's consciousness.
"[9] Alan Sepinwall of Uproxx wrote, "'Chapter 7' has to devote a lot of time to exposition... Fortunately, it's happening Legion-style... that it never feels like the story is grinding to a halt so that the characters can explain things to each other, and to us.
"[10] Kevin P. Sullivan of Entertainment Weekly wrote, "Nothing about Legion so far would suggest that the end of the first season would be anything less than super satisfying, but watching the penultimate chapter of the arc was an utter delight.
"[12] Oliver Sava of Vulture gave the episode a 3 star rating out of 5 and wrote, "'Chapter Seven' finally reveals the true identity of the series' villain, and as it dives deeper into X-Men comic-book mythology, it shifts into a storytelling mode that is more familiar to fans of that franchise.
"[14] Nick Harley of Den of Geek wrote, "This episode covered a ton of ground, answered key questions, and provided everyone with meaningful action, barring a mostly absent Ptonomy.