Butterfly's Poison: Blood Chains

Synopsis en anglais

Yuriko, a noblewoman in the Taisho Era, has a big party on her birthday. She then discovers her father is trying to find her a rich husband at the party, but she doesn't want to have that fate. Suddenly, some rogues break into her place and start trashing the place. She grabs a wooden sword so she can fight them, but a man saves her...