Completing Homeland Defense tasks and collecting Guardian Medals is your job to finish this quest. The quest will send you to collect 9 Guardian Medals. You need to take 3 side quests to recieve medals and you can only get 3 medals per day, quest resets every day.
The side quest will appear at the left, middle and right side of Al De Baran, near the portal going to Clock Tower 1F.
Take the first quest from Carol and he will ask you to collect woods in the upper right side of North Prontera.
Second Quest is from Cindy, and you will be asked to kill 50 Punks inside Clock Tower 1F.
Lastly talk to Jocelyn to rescue these injured citizens.