You Need At Least Five Triple Triad Cards To Start Playing.
How To Start Your Card Quest
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Walk Out Of The Classroom At The Beginning Of The Game And Talk To The Guy On The Walkway To The Elevator, He Will Tell You About Triple Triad And Give You Five Cards.
After That Just Press Square [] Next To Any NPC.
- If They Play Cards, You Will Get A Dialogue Option To Do So!
Good Luck!