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maybe because I don't want to be bombarded with images of those love-at-first-sight and swept away by a soulmate romances, for me, cha eun jae & seo woo jin still have the most solid relationship development and that's the main reason why I am team ahnlee all the way 
we don't see two people who are undeniably soulmates, brought together through some romantic twist of fate, insta-falling in love, 'you & I against the world', and living happily ever after. while there's nothing wrong with those romances.
in rdtk2, two people meet, they talk, they learn more about each other, they begin to share their thoughts, their feelings, their lives, and they find love through that effort.
che eun jae and seo woo jin write their own romance, it doesn't just happen to them. and that is the sort of love story I will always believe in. it starts off with great chemistry and build over time to something amazing.. something worth fighting for 
