You spend time with a spell-caster who teaches you a minor cantrip as a parting gift, learn one cantrip from a spell-casters spell list (DM's Discretion)
Rebellion: As an adolescent you joined a rebellion against the local ruler, if successful you are outlawed, if it failed you escape, with only friends and family knowing your involvement. (Work with your DM to detirmine the details)
You find yourself in love with another, wither it is a fling or something more serious is up to you. (work with your DM to detirmine if it is ongoing or terminated)