Strange Girl isn't a trope anymore it's a disambigution page. I'm moving this here so some else more familiar with is work can sort out which tropes under Strange Girl this fits into.
Strange Girl: Senta. She's passionately in love with a guy whom she has never met in person, is introduced while staring at the man's portrait (which gains her scolds and later mocking), cheerfully explains his legend to the local girls and creeps the shit out of them when she swears she'll prove that The Power OfLove Redeems in regards to the Dutchman.
Strange Girl isn't a trope anymore it's a disambigution page. I'm moving this here so some else more familiar with is work can sort out which tropes under Strange Girl this fits into.