
According to Yoshitoshi A Be, the unconventional style is supposed to represent Lain's unstable nature, and the videogame explains that the sidelock is supposed to stop evil spirits and bad luck entering through the left ear.

Boyish Short Hair: Lain's hair is cropped short except for a thick sidelock held together by an X-shaped hairclip.The idea of Lain coming out of her Emotionless Girl shell and making friends is a plot point, but what really goes on is far more bizarre. Ascend to a Higher Plane of Existence: What she does at the end of the series after resetting the world.Artificial Human: Lain is an artificially produced God created by Masami Eiri to push humanity into the next stage of human evolution by linking all humanity into a god-like collective consciousness.Apocalypse Maiden: She's the center of an Assimilation Plot.Lain rejects this in favor of resetting the present timeline where all her friends and family live normal lives without her. Anti-Antichrist: According to Eiri, Lain's purpose for existing is to merge the real world with the world of The Wired creating a single consciousness on Earth that would ultimately eliminate individuality.As well as just being cute, it makes sense for a bear to be Lain's motif, as they symbolise evolution and strength. Animal Motifs: A bear, as seen in her kigurumi (onesie), slippers, beanie hat, and stationery.Lain also expresses a subtle attraction towards Taro, who she had gone on a "date" with in Layer 09, and later manifests herself on his portable computer as a kind of goodbye after resetting the world. Ambiguously Bi: Lain declares her love for Alice during the climax of the series, though it isn't specified whether it is romantic or platonic.Touko even turns around and argues that Lain is totally fine at times, despite other events suggesting she's definitely not. Terms like schizophrenia, savant syndrome, depersonalization, and others get thrown around, though a hard diagnosis is never really made.

Given that the game involves Lain going to see a therapist, it's unsurprising that her mental health is questionable.It is revealed in a later episode this behavior is the result of Lain being an artificially created "Program". Ambiguous Disorder: It's clear at the beginning of the series that Lain suffers from some kind of mental health issue: likely schizophrenia and/or dissociative identity disorder, with Lain regularly hallucinating and witnessing the "other Lain" act without her control.After receiving a mysterious email from a recently deceased classmate she is thrown into a conspiracy that causes her to question the foundations of her existence. Lain is initially portrayed as a emotionless fourteen year old girl being raised by her ineffectual mother and computer obsessed father in a cyberpunk Japan.

Titular character and protagonist of the series.
