Marcus disappeared along with Mira's father 20 years ago. They came back with mysterious secret of the past 20 years. She instantly fell in love with Marcus despite of mystery she discovered about his past. She embraced the fact that Marcus is monster to others eye. They loved each other like there is no more tomorrow to come. But unfortunately she lost her human life. In her last breath, she promised to come back fulfill her undying love. Hundred years passed, Marcus meets Ava, the daughter of number one enemy of his kind. He knew that Mira came back. And Ava knows that Marcus is the missing part of her life. Is there any chance to fulfill the unbreakable promise of eternal love?