This takes place in splatoon 3 side order. Marina made a virtual reality world to maintain order and make a ai for it, but that ai names order went Rouge and now plans to wipe out all color and made everything have order. It took control of its creator, marina's body, and that body has machines all over it. There's what looks like a vr headset on her. Her legs aren't shown because machines are surrounding it, and there's wires everywhere. The ai order doesn't actually need marina for it's plan