Nalu of Death Angel tells the second generation of both guilds, Fairy Tail & Death Angel, about a legend. Specifically the legend of how Death Angel came to be. It's a sad story, learning about Master Dark Angel's past. Why she made a guild and why she decided to name it Death Angel. It's a love story, sad story, angering story. The story of the Heartfilia bloodline of Celestial Magic. And the tragic death of Christian Celtic Dark Angel.