DOA: Dead or Alive

In a secluded, state-of-the-art complex situated on an isolated island, a motley crew of combatants from diverse backgrounds converge for the coveted "Dead or Alive" fighting tournament. Among this assembly of warriors are Kasumi (a shinobi ninja-princess driven by the determination to find her brother Hayate, who mysteriously vanished during the previous edition), Tina (a tenacious professional wrestler seeking validation and recognition), Bass (Tina's father and a formidable opponent in his own right), Christie (a cunning master thief and assassin with an ulterior motive), and Hayabusa (Kasumi's friend and confidant, who has followed her to ensure her safety). The cast of characters is rounded out by Helena Douglas, the enigmatic daughter of the tournament's late founder.

As the participants arrive on the island, they are closely monitored by Dr. Victor Donovan, the omniscient overseer, along with his trusted aide, Weatherby. Unbeknownst to the fighters, Donovan and Weatherby have an ulterior motive - to harness the data generated during the battles through injected nano-sensors for a mysterious project of unknown proportions.

Behind the scenes, Christie and her partner in crime, Maximillian 'Max' Marsh, concoct a plan to pilfer the substantial fortune hidden within a secure vault. Meanwhile, Ayane, an assassin from Kasumi's clan, is hot on her trail, driven by a burning desire to eliminate her and erase the stain she has brought upon their noble lineage.

As the tournament unfolds, contestants are eliminated one by one, until only four formidable fighters - Kasumi, Christie, Hayabusa, and Tina - remain standing. Helena falls victim to Christie's cunning, but not before the latter discovers a crucial clue: a tattoo on the back of Helena's neck holds the key to unlocking the vault.

Kasumi begins to suspect Donovan of deceiving her about her brother's fate in the previous tournament, and Hayabusa, determined to uncover the truth, infiltrates the complex, only to be captured. Ayane repeatedly confronts Kasumi, hell-bent on ending her life, but our heroine persists in her quest to convince Ayane that Hayate is indeed alive.

Weatherby, meanwhile, finds himself smitten with Helena and becomes privy to fragments of the mystery project. He confides in her about his discoveries just as the stakes are raised, revealing that Helena's father had been working tirelessly to shut down the clandestine operation before his untimely demise.

As the tournament reaches its climactic finale, Kasumi (Kasumi), Christie, and Tina embark on a mission to locate their missing comrade Hayabusa, only to stumble upon a clandestine entrance to the main complex. Their curiosity piqued, they venture inside, whereupon they're met with a surprise attack that leaves them incapacitated. Meanwhile, Helena, driven by a determination to thwart Donovan's sinister plans, finds herself facing off against an onslaught of heavily armed staff members, dispatched by the enigmatic Donovan to eliminate her and Weatherby (Weatherby). As if fate had other plans, Max (Max) manages to infiltrate the complex, only to be bested by Bayman, a henchman working for Donovan.

As the drama unfolds inside the main complex, Donovan unveils his latest innovation - an advanced neural interface capable of harnessing the collective prowess of the fighters. By downloading the technology into a pair of sunglasses, he claims it will allow him and like-minded individuals to become the ultimate warriors. In a shocking revelation, he confesses to having kept Hayate alive and in peak condition to test this groundbreaking tech. With the data uploaded, Donovan proceeds to demonstrate his newfound abilities by effortlessly defeating Hayate, paving the way for global distribution of the technology.

However, Weatherby seizes control of the broadcast, alerting the CIA to the impending catastrophe. As the self-destruct sequence is initiated, Helena and her cohorts are captured once more. The stage is set for a daring rescue operation as Kasumi, Helena, Christie, Tina, Ayane (Ayane), Hayate, and Hayabusa launch a coordinated assault on Donovan's stronghold. Weatherby and Max, meanwhile, manage to escape the inferno, despite Max's initial reluctance to abandon his pursuit of wealth.

The battle rages on, with Donovan's 'glasses' ultimately falling victim to the fighters' collective might. As the self-destruct sequence reaches its climax, Hayate and Kasumi swiftly immobilize Donovan, rendering him powerless as the base erupts in flames. The survivors then hijack a pirate vessel, setting course for new adventures.

In the aftermath of this chaos, Helena, Ayane, Christie, Tina, and Kasumi gather once more in the tranquil surroundings of Kasumi's palace, their bond stronger than ever as they prepare to face an impending army of ninjas.