19 year old Ray gets abused by her foster parents that don't want anything to do with her. She's in her fourth year of university planning to become a doctor. Ray is extremely smart, known for her kindness and most of all, she's very shy.

21 year old Ace is a quiet and dangerous gangleader. He's never been seen with friends, smiling, or even talking. He's majoring in business, but everyone knows about his most known gang in the country, therefor he is feared by everyone.

What happens when Ray bumps into a walking wall named Ace King in her vulnerable state? What causes Ace to start questioning this 19 year old?