both 'was' and 'used to be' refer to the past, but 'used to be' carries a sense of loss.
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Story by ricarda
𝗨𝗡𝗦𝗣𝗢𝗞𝗘𝗡 | park sunghoon...
A shy girl hides her troubled home life, but her cold classmate sunghoon starts teasing her to hide that he a...