Dokbae: Dogi Deun Wangnyeonim
독배: 독이 든 왕녀님
A woman named Adelaide seeks vengeance against her husband for betraying their country. She nearly dies but returns to carry out her plan. To achieve her goal, she uses her brother-in-law, Cadis, intending to let him go after her revenge is fulfilled. She had previously given him a substance he believed to be the Holy Grail, but it was actually poison. She expresses fear of being abandoned by him.