Soulmate AU (PJO/HoO)

In an alternate universe, you meet your soulmate when you are at least 12 years old. When you turn 12, your soulmates initials appear on the back of you left wrist. If you haven't met them by the time you turn 13, the words they say first to you when you first meet are engraved in you right forearm. Those words stay o...