List of quests (Cold Steel IV)/Finale/Showdown of the Decade

"We found Stark staring out at the sky, looking uncharacteristically gloomy. He said he wants to challenge Crow to a Vantage Masters game. Sounds like a simple enough request. What could go wrong?"

Showdown of the Decade (十年来の師弟対決) is a hidden quest that occurs during of .

Background
The quest is available on September 1st.

Walkthrough

 * 1) Head to the Rear Deck on the Courageous II and talk to Stark to start the quest.
 * 2) Bonus AP will be rewarded (AP +2) if the Vantage Masters match is won against Crow Armbrust.

Notebook

 * Stark won the card match, proving to Crow how much he's grown in the last ten years. As a reward, he extracted a promise for the three of us to have dinner together in Jurai once the war is over.