Isabella, a resilient female werewolf, is forced into Ethan's life after being betrayed by her boyfriend, Derek. Initially, Ethan views her as nothing more than a transaction, but over time, he finds himself developing genuine feelings for her. However, Ethan’s family opposes their relationship, seeing werewolves as inferior, and Ethan is also pressured into a business-arranged marriage. Facing both internal and external challenges, Isabella makes a difficult decision after discovering she is pregnant and chooses to leave Ethan’s world, opting to face everything alone. Meanwhile, Ethan, in his pursuit of her, begins to realize emotions he never knew he had.