No one knows why COS chooses new players to join the first team so early, when everyone in the first team is ready.
"Um... Isn't there a shortage of people in the first team?"
"I know, but who told our captain to take a fancy to you?"
Yu: "Star, can you be the starter?"
"Oh, okay"
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Gloomy (attack), captain of the indifferent first team x Star (receiving), starter of the cheerful first team
Purpose: eSports