In your first mission when Ai Chan gave you a free  x1 Dorm Supply Card in the beginning, you keep it.

In short: you didn't spend the Dorm Supply Card Ai-Chan gave you for free in Dorm Supply until you realized you missed the MOST IMPORTANT SUPPORT in the tutorial, Bronya <Valkyrie Chariot>

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Ai-Chan: Next time, Captain... You have to listen to Ai-Chan all the time!!! ;-;

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You Have Been:

Eliminated or Passed