Mark of the Soul

In this world everyone has a soulmate the person that they are meant to be with, the one that was made to love them, there other half. Different soulmate pairs have different marks some have there mates Initials while others can have there mates address. Each soulmate mark is like a tattoo and it is topically on your wrist. If you bond with your soulmate but you don't realize or you don't stay together you and your soulmate will get sick and there will be a constant strain on your soul and eventually if you don't find your soulmate and a touch them then you and your soulmate will die.

What will happen when 23 year old Y/N meets her soulmate at Thanks a Latte Cafe but he is a Famous Idol that is hanging out with his members but he leaves before they can talk. Will Y/N be able to find him and save him and herself, She doesn't even know his name. Kim Namjoon was getting coffee when he felt a tingling feeling in his wrist but he just ignored it not realizing that later he would regret it. What will the two do? Will you ever see each other again? What will happen to you? How will there relationship grow?