When high school student Hotaru Tachibana learns that her friend was conned by a host, Tachibana storms into the club demanding retribution. The host turns out to be her new neighbor, who challenges her to a “Survival Game” to cover the damages Tachibana inflicted on the club. Soon, Tachibana is swept up in the addictive world of “Survival Games” with the host, Matsuoka, and their third team mate, an ero-manga artist. The problem: Tachibana can’t let Matsuoka find out she’s really a girl!
After discovering her friend was conned by a host, Tachibana storms into the host club for justice. What she doesn’t expect is to get roped into playing a Survival Game.
Tachibana finds herself basically kidnapped by Matsuoka to participate in her first Survival Game. Problems arise when the third member decides he doesn’t like Tachibana.
Hotaru has finally worked off her debt, but she still feels the pull of the battlefield. She rejoins the team and goes to get her own gun with no idea what’s in store.
Yukimura has some unresolved conflict with Midori. Later, Hotaru gets her first taste of survival games again, but her game is horrifically off.
Hotaru feels like she’s been banished from Toy Gun Gun, but she ultimately learns the horrible truth about why Matsuoka refuses to let girls on his team.
Toy Gun Gun arrives at the TCG, but nothing could have prepared Hotaru for what she would find there.
The showdown between Midori’s team and Toy Gun Gun kicks off in a battle between two snipers, and Hotaru finds herself staring down the barrel of a powerful mingun.
Midori shows his true colors as he brutally renders Matsuoka and Yukimura completely helpless, leaving only Hotaru to face him in a final shoot off.
The day after TGC, Kanae orders a depressed Hotaru to stop playing survival games for her own safety. When Hotaru suddenly agrees, Kanae finds herself having second thoughts.
An impromptu celebration turns sour when Matsuoka cuts Hotaru from the team without explanation. Hotaru decides to solve the problem by storming into Midori’s hospital.
Midori exploits Hotaru’s weakness by challenging her to a target shooting game. As Midori lines up the killing headshot, he tells her about his sinister plans for Matsuoka.
Hotaru challenges Matsuoka to a duel on the survival game field. As the night wears on, with neither side willing to yield, Matsuoka finally faces his personal demons.