.hack//Quantum

Tobias, Mary, and Sakuya set their sights on the seemingly unbeatable challenge known as “The One Sin.” But once inside its labyrinthine maze, they quickly lose their bearings—and their mistake ends up ensnaring other members of their guild along with them.

As the situation spirals, a mysterious cat quietly observes their misstep from the shadows. Whether it’s another player or an NPC remains uncertain, adding an unsettling question to an already dangerous predicament.