in the world of abanal we have genetically Enhanced the human race to properly find the ' one true love' or soul mate. Over time we found away so that your chest will glow your Ora color. Your Ora color is only shown when you are around those who you are destine to be with. Sure when you are first born your Ora glows due to the love for your parents , but it will also glow for your soulmate. Your soul mate is who you will be with for the rest of your life , and you will naturally love them forever. The moment the connection is made threw intercourse you and your soul mate are forever linked. If your soul mate dies your Ora with die as well and you will feel their pain and more than likely die.