Yuri is a character from the game Doki Doki Literature Club (DDLC+), known for her introspective personality and passion for literature. In Act 2 of the game, she undergoes a disturbing transformation due to the game's interference, which distorts her personality and leads to extreme behaviors.

At the outset of the game, Yuri is portrayed as a calm and reserved young woman with a deep interest in poems and complex books. She is depicted with long purple hair and large, expressive eyes, adding to her aura of mystery and intellect.

In Act 2, as the game begins to manipulate events in sinister ways, Yuri starts displaying increasingly obsessive and erratic behaviors. She becomes excessively possessive of the protagonist and demonstrates an intense fixation on their presence and attention. This manifests in actions such as invading the protagonist's personal space, making them uncomfortable, and acting impulsively and emotionally unstable.

Furthermore, her obsession with literature and the aesthetics of horror intensifies, leading her to admire increasingly macabre and dark themes in her writing and poems. This change serves as an attempt by the game to heighten tension and suspense, drastically altering Yuri's personality to create a disturbing and unsettling atmosphere for the player.

In the context of DDLC+ Act 2, Yuri not only explores the boundaries of obsession and sanity but also critiques the manipulation of characters in games and players' expectations regarding NPC behaviors. Her story serves as a reflection on deeper themes related to mental health and the impact of interactive narratives in games.