Morgan materializes her love for this guy, describing it as consuming her thoughts at all times. Her love for him is out of control. It's the object of her mind; he's all she thinks about 24 hours a day. She feels like she's locked in a battle with a violent personality that matches her own. And it's waiting to swallow her whole.
Kaleb wants to take control over her suffering and exert his own dominance over her both mentally & sexually. Kaleb will continues to conflate violence and love throughout "Love on the Brain." Kalebs love for Morgan is like a disease, simply waiting to kill her.