Wilhelmina is approved as one of "Mystic Knights", who are the only owners of the murder license.
Being on an investigation into a certain hospital in the city of medicine, she gathers information from people.
As a result, she comes to know about a building burned down in past.
Was that just by chance or caused by somebody? Sensing something important
in this, Wilhelmina sets her mind to get the bottom of the incident in this town.
On the other hand, she gets burdened with accumulated sins
in order to get her long-lasting vengeance achieved.
A boy and a girl just wanted humble happiness. That was only that......