Eos Ìlios Fengári is a happy, smart, loving girl until she receives a friend request from a stranger. The stranger gives her puzzles to solve. They keep getting harder and things are getting put at risk - things like other people's lives. Finally she solves the last puzzle and the stranger asks to meet up so she can claim her prize. She knows it's a bad idea, but goes any ways. What's the risk of a little fun anyways?