Joyce escorts Will back to their abode, noting his unusually low body temperature. Despite her insistence, he stubbornly rejects the offer of a warm bath. Shortly after, Eleven returns to the secluded cabin, engaging in a heated altercation with Hopper, who ultimately imposes strict discipline upon her.
Will confides in Joyce and Hopper, revealing a profound connection to the Shadow Monster. Unable to articulate his revelations with mere words, he resorts to a bewildering array of scribbles. Joyce and Hopper painstakingly piece these fragments together, forming a mysterious map.
Meanwhile, Nancy and Jonathan attempt a clandestine meeting with Barb's mother, intent on disclosing the truth. However, they are abruptly intercepted by undercover government agents and forcibly brought to a shadowy laboratory. Dr. Owens reveals the gate to the Upside Down, explaining that while it can be contained, its destruction is not feasible. He assures them that the government is sparing no effort to prevent another calamity like Barb's demise, before granting them their freedom. Unbeknownst to him, Nancy surreptitiously records his confession.
Billy issues a stern warning to Max, advising her to steer clear of Lucas. Elsewhere, Eleven stumbles upon Hopper's notes regarding Hawkins Lab. Utilizing her psychic abilities, she reaches out to Terry Ives, who affectionately addresses her as "Jane." Dustin's world is shattered when he discovers Dart devouring his beloved cat, realizing that the creature is actually a young Demogorgon.
Guided by Will's cryptic map, Hopper ventures into Merril's field, unearthing a tunnel tainted by the corrupted Upside Down.
