At age 15 everyone is given a necklace. Only one other person has the same necklace. And as you guessed it, it's your soul mate. But the necklace works..well kinda like a big game of hot and cold.. the closer you get to your soul mate, the warmer your necklace gets. The further away, the colder. When you find your soul mate, two letters show up on the necklace. The two letters are the soul mates initials. Cassie Rose is a 17 year old high school student. She has a huge heart and amazing friends. She's in love with music. Her favorite band is Twenty One Pilot's. Although she loves all kind of music. Cassie and her best friend Hailey gets tickets to see her favorite band. Front row. But will this concert change her life? What if the guy she adores the most is her soul mate? But there's a problem. But you'll have to find out for yourself.