Mable Ra Robin, once a duchess to house Quintrell, disappeared without a trace. 5 years later, she shows up at her family's house in the middle of the night. But her name was no longer Duchess Quintrell, she...

Aiko should be dead, but when she awakes in a secret hospital, she has no recollection of what happened that night. Until a monster showed up and her memories flood back. Her arm changed into a powerful weap...