Roselle (FL): she doesn't like Tristan, and her heart still belongs to Black despite all he did, and she can't fill his vacancy in her heart. However, she is trapped in Tristan's hands all in the name of the contract. Black (ML1): he loves Roselle, and knows the truth about her father's hidden company, but he thinks she loves Tristan than him so he keeps quiet because if she knows, her wealth would be transferred to Tristan. Tristan (ML2): he doesn't love Luca. It's Brielle, a girl from a rich family, but her mother wants him to present a fiancé by force. He chooses Luca on contract since Brielle is sick. Maltreats her, hates her, but finds out he's in love with Luca. Luke: he's the twin brother of Roselle who became lost long ago. He aims to find his twin sister, but he has to hide his identity as the grandson of Mr. Benson.