Scar's surviving file is a compact assimilation story. The first record calls Scar a guest. Three months later Scar is comfortable enough to throw a social theory at Gilli, withstand Gilli's direct denial, and let the rest of the room turn the theory into a communal prosecution. By October, Scar can invoke "exposed" as a threat without explaining what exposure means. The progression is not from outsider to officer or from guest to some invented formal job. It is from arrival language to fluency in the house's social grammar.
May 2021 — "Council ; guest"
On May 15, Scar introduces themself in the Lobby as "Scar ; Council ; guest". That is the safest arrival frame the archive gives us. It does not explain the entire recruitment route, does not date every role Scar ever carried, and does not turn Council into a treaty partner with UL. It simply catches Scar at the front door using "guest" as part of the self-description.
That matters because the later scenes are not guest-like in the timid sense. Scar learns quickly that UL's Wall is not just a repository of embarrassing screenshots. It is a shared language in which suspicion, evidence, denial, and exposure can all be played for social comedy.
August 2021 — Scar floats a theory and lets the room make it worse
On August 19, Scar opens with "Also Gilli must have some harem here". The phrase "must have" is doing suspiciously formal work for an obviously unserious allegation. Scar presents a conclusion before evidence has even entered the room.
Gilli eventually replies in full caps: "WHY ME AND NO I DO NOT". Scar's response is not retreat. First "lol", then four seconds later: "Why not you?"
That tiny reversal is the scene. Instead of proving the accusation, Scar makes Gilli defend against its mere possibility. The room immediately understands the game. Ansun tells Scar "youre right", the joke expands, and Marian later escalates it into "this whole club is gilli's harem". Hours after the original line, Scar returns with "I knew it all time".
Nothing in that sequence should be literalized into romance or an actual relationship map. The useful biography is about how Scar participates. The May "guest" is now somebody who can seed a socially legible joke, survive the named person's denial, and recognize that UL will happily supply accomplices if the premise is funny enough.
Scar does not need to dominate the conversation. The move is closer to tossing a match into a room already full of gasoline and then coming back later to claim the fire had confirmed the hypothesis.
October 2021 — the Wall becomes a verb
On October 9 another Wall cluster catches Scar moving through "hmmm", "IT’S TRUE", and "100%". Some underlying context remains incomplete, so the page does not invent the proposition being certified. The cleaner receipt arrives when Cookie posts a single defense: "LIES".
Scar replies directly: "want me to exposed?"
The grammar is mangled; the meaning is perfectly clear. That is why the line is such good progression evidence. Scar does not need to say "Do you want me to post proof in the Wall of Shame?" The room already shares the compressed form. "Exposed" can function as a threat all by itself.
The archive does not prove Scar actually possessed a screenshot, posted one afterward, or had any formal investigative authority. The point is conversational. Between May and October, Scar has learned enough of UL's receipt culture that the possibility of exposure is usable leverage inside ordinary banter.
That is the whole surviving arc, and it is enough. Scar arrives in May with "guest" attached to the introduction. In August, Scar is already willing to construct a ridiculous case against Gilli and let the room ratify it. In October, Scar no longer needs to describe the Wall as a place; its central action has become a verb.
Permanent Platelet is the roster fact. The biography underneath it is one of fast cultural fluency: Scar learns not only that UL keeps receipts, but that the threat of a receipt can change the temperature of a conversation before any evidence appears.