She's a losing heroine but at least she realized immediately and gave up.
She gave up, right?
She really will be a losing heroine if she doesn't give up.
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Unless the guy is like Raku Ichijo and says he loves one girl for most of the story but still end up with the other girl. (I love Chitoge, but man was Raku flimsy as heck.) She has a chance if the guy is like that.