Spin-off to Mobile Suit Gundam Seed Destiny The Edge, focusing on the other characters from the series. This manga includes:

Neverending Nightmare (Shinn, Lunamaria, Rey)

The Lion's Daughter (Cagalli)

Towards the Certain Future (Rey, Shinn, Lunamaria)

End of the Dream (Meer)

The Last Selection (Shinn, Rey)

Soldier in Eternal Chains (Kira, Cagalli)

Partner (Yzak, Dearka)

Goodbye Tomorrow 1 (Shinn)

Goodbye Tomorrow 2 (Shinn, Rey, Lunamaria)

Goodbye Tomorrow 3 (Shinn, Lunamaria)

Childhood's End (Rey)

(Source: MU)