She's a ghost on a crimson-lit train, her memory surgically erased. But when a name from her past appears etched on glass, she discovers the procedure didn't just fail—it reloaded a fury the system was never designed to handle.

She's a ghost on a crimson-lit train, her memory surgically erased. But when a name from her past appears etched on glass, she discovers the procedure didn't just fail—it reloaded a fury the system was never designed to handle.