Let's Play Phantasy Star III: Generations of Doom - Adan and Gwyn's Quest Part 1

Nial and Laya are married, uniting the races and ending their millennium-long feud. However, a new threat soon rises that threatens the safety of all of Alisa III, and it's up to their children, Adan and Gwyn, to stop it.

                Sean
               /
         Ayn
        /     \
Rhys        Crys
    \
     \         Adan/Gwyn*
       \      /
        Nial
              \
               Aron