A shy university student in Tokyo, Karen Kohiruimaki stands in stark contrast to her in-game avatar—in fact, she happens to stand above everyone else too, much to her dismay. Towering above all the people around her, Karen's insecurities over her height reach the point where she turns to the virtual world for an escape. Starting game after game in hopes of manifesting as a cute, short character, she finally obtains her ideal self in the world of Gun Gale Online. Overjoyed by her new persona, she pours her time into the game as LLENN, garnering her reputation as the legendary player killer. However, when one of LLENN's targets gets the best of her, she ends up meeting Pitohui, a skilled yet eccentric woman. Pitohui insists that LLENN participates in Squad Jam, a battle royale. Thrust into the heated competition, LLENN must fight with all her wit and will if she hopes to shoot her way to the top.
In episode 6, a naked woman is shown with anything major hidden, the camera then zooms in on her face with the top half of her breasts shown and then shows the back of her naked body as she stands up.
In episode 12, one of the characters ridicules an overweight man in a picture, before saying he's handsome when realising the character in the picture was with her.
People whisper and ask if a childlike girl is a young boy, however the character is not upset by this, instead seemingly happy. Also, in episode 9, a woman with an androgynous player model is misgendered repeatedly, but doesn't seem to mind.
An androgynous bisexual woman sacrifices herself to protect the main character from being shot in the game. Later in the season, the main character kills a bisexual woman in the game.
In episode 8, character's legs are removed in an explosion, there are red game pixels in place of the injury and the legs respawn after a few minutes, this is a recurring theme until the end of the season
But there is a suicidal character who threatens to kill herself if she dies in a game. A character who was going to surrender in the game, sacrifices herself to protect the main character.
Yes, the main character is found in real life by a teammate in the game she plays. In the last episode (spoliers) it is revealed that a character stalked the woman who he was in love with until she beat him up and made him her servant.
A car goes into the lake as two characters aren't looking where they're going, however both the car and passengers are fine, two cars are rammed together later in the episode.