Se-wa's twin brother who, when in public, acts embarrassed and disapproving of Se-wa's clingy affection for him, although his true feelings are conflicted. To distance himself from his sister, Se-Joon gets a girlfriend named Su-In.
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Se-wa's twin brother who, when in public, acts embarrassed and disapproving of Se-wa's clingy affection for him, although his true feelings are conflicted. To distance himself from his sister, Se-Joon gets a girlfriend named Su-In.
